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  • Article
  • Open Access

19 February 2026

Wastewater-Based Epidemiology (WBE) has emerged as a critical tool for monitoring SARS-CoV-2 circulation at the community level. This study assessed spatiotemporal viral dynamics in Las Heras, Mendoza, Argentina, by comparing wastewater samples from...

  • Case Report
  • Open Access
65 Views
6 Pages

Mucocutaneous Findings Highlighting Multisystem Inflammatory Syndrome in a Child Following SARS-CoV-2 Infection: A Case Report

  • Ramosaj Morina Atifete,
  • Beqiraj Qendresa,
  • Gjaka Petrit,
  • Keka Sylaj Alije and
  • Baloku Zejnullahu Arbana

18 February 2026

A rare but potentially fatal hyperinflammatory disease that develops following SARS-CoV-2 infection is called multisystem inflammatory syndrome in children (MIS-C). Mucocutaneous manifestations are common and frequently overlap with other pediatric i...

  • Article
  • Open Access
154 Views
19 Pages

13 February 2026

The COVID-19 pandemic disrupted the global construction industry, resulting in workforce shortages, project delays, and contractual disputes. This study used an online survey of private engineering and construction companies to assess their responses...

  • Article
  • Open Access
173 Views
17 Pages

Association of COVID-19 Vaccine Hesitancy Among University Students with Concerns About the Plurality of Testing Regimes

  • Aisha T. Kekere-Ekun,
  • Adam Webb,
  • Manish Pareek,
  • Lieve Gies and
  • Christopher D. Bayliss

11 February 2026

University students are a major target population for infectious disease prevention programmes. Understanding the barriers to implementation of these programmes, and specifically vaccines, among student populations is critical for effective health pr...

  • Article
  • Open Access
157 Views
9 Pages

9 February 2026

Coronavirus disease 2019 (COVID-19) has caused substantial global health and economic disruption, and identifying factors associated with adverse outcomes remains essential. This study is a first-wave observational study and examined risk factors and...

  • Article
  • Open Access
169 Views
12 Pages

Psychometric Validation of the Fear of COVID-19 Scale (FCV-19S) in a US Academic Health Sciences Center

  • Brandt Wiskur,
  • Kavya Boyina,
  • Bijay Rimal,
  • Katrin Gaardbo Kuhn,
  • Kelly Garrett,
  • Blake T. Hilton,
  • Gargi Deshpande,
  • Maria Trapp and
  • Michael W. Brand

4 February 2026

The COVID-19 pandemic (2020–2023) profoundly disrupted healthcare systems and imposed sustained psychological burdens on healthcare professionals and trainees. Reliable instruments are essential for assessing these impacts. This study evaluated...

  • Article
  • Open Access
461 Views
24 Pages

Long COVID Endocrine and Metabolic Sequelae: Thyroid Autoimmunity and Dysglycemia Four Years After SARS-CoV-2 Infection

  • Ligia Rodina,
  • Vlad Monescu,
  • Lavinia Georgeta Caplan,
  • Maria Elena Cocuz and
  • Victoria Bîrluțiu

31 January 2026

Background: Endocrine disturbances are increasingly recognized as components of long COVID, yet long-term data remain limited. This study evaluated the prevalence of dysglycemia and thyroid autoimmunity four years after SARS-CoV-2 infection in adults...

  • Article
  • Open Access
386 Views
19 Pages

Functional Dependence in Brazilian Adults One Year After COVID-19 Infection: Prevalence and Risk Factors in a Cross-Sectional Study

  • Natália Milan,
  • Carlos Laranjeira,
  • Stéfane Lele Rossoni,
  • Amira Mohammed Ali,
  • Feten Fekih-Romdhane,
  • Wanessa Baccon,
  • Lígia Carreira and
  • Maria Aparecida Salci

20 January 2026

One of the challenges post-COVID-19 is reducing the negative impacts on quality of life, performance, and independence in activities of daily living. Assessing functional dependence in adults one year after acute infection can help to understand the...

  • Article
  • Open Access
435 Views
13 Pages

Respiratory Rehabilitation After COVID-19: Efficacy of Inspiratory Muscle Training on Lung Function, Quality of Life and Sleep Quality: A Randomized Clinical Trial

  • Jose Carlos Nóbrega Júnior,
  • Daniella Brandão,
  • Daiara Xavier,
  • Roberta Torres,
  • Simone Soares Brandão,
  • Magno Formiga,
  • James B. Fink,
  • Arzu Ari,
  • Shirley Campos and
  • Armèle Dornelas de Andrade

19 January 2026

Background and Purpose: Post-COVID-19 syndrome significantly impacts respiratory function and quality of life. Inspiratory muscle training (IMT) has been proposed as a potential intervention to improve respiratory muscle strength and overall recovery...

  • Article
  • Open Access
271 Views
16 Pages

18 January 2026

Numerous factors contributed to coronavirus 2019 (COVID-19) disease recovery and death rates. In many countries, socioeconomics, morbidities, the experience of symptoms and access to healthcare services are major contributors to recovery and death ra...

  • Article
  • Open Access
217 Views
13 Pages

Investigating Pediatric Musculoskeletal and Head Injuries During the COVID-19 Pandemic in Manitoba

  • Monther Abuhantash,
  • Luca Ramelli,
  • Ashley Stewart-Tufescu,
  • Tamara Taillieu,
  • Isuru Dharmasena,
  • Ian Laxdal,
  • James McCammon and
  • Tracie O. Afifi

17 January 2026

There is a paucity of evidence informing our understanding of how the COVID-19 pandemic affected pediatric trauma in Manitoba, Canada. The aim of this retrospective cohort study was to analyze the effect of the pandemic on pediatric trauma and its as...

  • Review
  • Open Access
300 Views
22 Pages

Health Conditions of Immigrant, Refugee, and Asylum-Seeking Men During the COVID-19 Pandemic

  • Sidiane Rodrigues Bacelo,
  • Vagner Ferreira do Nascimento,
  • Anderson Reis de Sousa,
  • Sabrina Viegas Beloni Borchhardt and
  • Luciano Garcia Lourenção

15 January 2026

The COVID-19 pandemic exacerbated structural, social, economic, and racial inequalities affecting immigrant, refugee, and asylum-seeking men—vulnerable populations often overlooked in men’s health research. This study investigated the hea...

  • Article
  • Open Access
320 Views
18 Pages

Utilizing Machine Learning Techniques for Computer-Aided COVID-19 Screening Based on Clinical Data

  • Honglun Xu,
  • Andrews T. Anum,
  • Michael Pokojovy,
  • Sreenath Chalil Madathil,
  • Yuxin Wen,
  • Md Fashiar Rahman,
  • Tzu-Liang (Bill) Tseng,
  • Scott Moen and
  • Eric Walser

9 January 2026

The COVID-19 pandemic has highlighted the importance of rapid clinical decision-making to facilitate the efficient usage of healthcare resources. Over the past decade, machine learning (ML) has caused a tectonic shift in healthcare, empowering data-d...

  • Article
  • Open Access
330 Views
9 Pages

8 January 2026

This study aims to evaluate the reliability and minimal detectable change (MDC) of the 2 min marching test (2MMT) for cardiovascular response, as well as to compare its outcomes with those of the 6 min walk test (6MWT), in youth recovering from post-...

  • Article
  • Open Access
401 Views
16 Pages

Vaccination with Two Doses of AstraZeneca® (ChAdOx1-S) and Pfizer® (BNT162b2) Induces the Production of Immunoglobulin G for COVID-19 Without Damaging Hematological, Biochemical, Inflammatory and Oxidative Biomarkers

  • Laura Smolski dos Santos,
  • Genifer Erminda Schreiner,
  • Elizandra Gomes Schmitt,
  • Mariana Larré da Silveira,
  • Camila Berny Pereira,
  • Luana Tamires Maders,
  • Silvia Muller de Moura,
  • Mohammad Prudêncio Mustafá,
  • Itamar Luís Gonçalves and
  • Vanusa Manfredini
  • + 1 author

6 January 2026

Background: In 2019, a new virus caused by SARS-CoV-2, called COVID-19, spread throughout the world, causing a pandemic state. As the pandemic progressed and cases continued to increase, safe vaccines were developed for the entire population. In Braz...

  • Article
  • Open Access
342 Views
13 Pages

Unmasking COVID-19 Headaches in Healthcare Professionals: Phenotypic Continuity Across Infection, Reinfection, Vaccination and Post-COVID

  • Marta Domínguez Gallego,
  • Paula Panos Basterra,
  • Alba Somovilla,
  • Alicia Gonzalez-Martinez,
  • Carmen Ramos,
  • Ana Belen Lopez-Rodriguez,
  • Álvaro Morales Caballero,
  • Amparo López-Guerrero Almansa,
  • Manuela García Cebrián and
  • Ana Beatriz Gago-Veiga
  • + 1 author

6 January 2026

Headache is a common symptom during SARS-CoV-2 infection and may persist beyond three months. Both tension-type and migraine-like headaches have been described during SARS-CoV-2 infection and after immunization. The main objective was to characterize...

  • Article
  • Open Access
899 Views
15 Pages

Hospital Readmission, Transitions of Care Bundle, and a Cohort of COVID-19 Patients—An Observational Study

  • Jenny Bernard,
  • Jazmin Cascante,
  • Themba Nyirenda,
  • Aimee Gabuya and
  • Victor Carrillo

6 January 2026

Vulnerable populations experience higher mortality and readmission after hospital discharge. We sought to evaluate the impact of the Transitions Of Care Bundle (TOCB™) on COVID-19 patient outcomes post-discharge compared to a control cohort. Th...

  • Article
  • Open Access
320 Views
19 Pages

Navigating the Digital Shift: How Indian LOOROs Coped Amid COVID-19

  • Anasuya K. Lingappa,
  • Bhaavya Maheshwari and
  • Asish Oommen Mathew

6 January 2026

Local Owner-Operated Retail Outlets (LOOROs) in India faced unprecedented disruption during the COVID-19 pandemic, with digital transformation emerging as both a challenge and an opportunity. The growing dominance of larger online and offline competi...

  • Article
  • Open Access
318 Views
15 Pages

COVID-19 in the Neonatal Period in a Reference Maternity for High-Risk Pregnancy: A Hospital-Based Case-Control Study

  • Roseane Lima Santos Porto,
  • Sonia Oliveira Lima,
  • Cristiane Costa da Cunha Oliveira,
  • Vera Lúcia Corrêa Feitosa,
  • Raissa Pinho Morais,
  • Aline de Siqueira Alves Lopes,
  • Ana Jovina Barreto Bispo and
  • Francisco Prado Reis

6 January 2026

COVID-19 in newborns presents a multifaceted clinical spectrum, with the potential for severe outcomes. This study aimed to evaluate the clinical evolution and hospital outcomes of neonates with a molecular diagnosis of COVID-19. A case-control study...

  • Article
  • Open Access
472 Views
15 Pages

Structural Variants in Severe COVID-19: Clinical Impact Assessment

  • Johanna Kämpe,
  • Jesper Eisfeldt,
  • Per Nordberg,
  • Agneta Nordenskjöld,
  • Magnus Nordenskjöld,
  • Miklos Lipcsey,
  • Michael Marks-Hultström,
  • Robert Frithiof,
  • Jonathan Grip and
  • Anders Kämpe
  • + 2 authors

5 January 2026

Background: Several genes and genomic regions have been implicated in COVID-19 susceptibility and severity, but their clinical relevance remains uncertain. We comprehensively assessed both copy number variants (CNVs) and single-nucleotide variants (S...

  • Article
  • Open Access
394 Views
9 Pages

Application of the ROSA Method for Evaluating Ergonomic Risk in University Students in Mexico During Remote Learning Due to COVID-19

  • Nancy Esmeralda Sánchez-Duarte,
  • Michelle Valencia-Arreola,
  • Maribel Pallanez-Murrieta,
  • Mabeth Burgos-Hernández,
  • Hugo César De La Torre-Valdez and
  • Daniel Morales-Romero

31 December 2025

It is imperative that society becomes aware of ergonomic risks, not only in an occupational place but also in everyday contexts where they can go unnoticed, such as the educational sector, and in the specific case of students. To identify this risk,...

  • Case Report
  • Open Access
346 Views
10 Pages

31 December 2025

Posterior Reversible Encephalopathy Syndrome (PRES) is a rare but potentially reversible neurological manifestation associated with Multisystem Inflammatory Syndrome in Children (MIS-C). We report an eight-year-old boy who developed PRES secondary to...

  • Systematic Review
  • Open Access
676 Views
10 Pages

A Scoping Review of Long COVID and Menopause

  • Gabrielle Humphreys,
  • Ethan Berry,
  • Lawrence D. Hayes,
  • Sam Jensen,
  • Roisin Moodley and
  • Nilihan E. M. Sanal-Hayes

24 December 2025

Background: According to the National Institute for Health and Care Excellence (NICE), long COVID refers to symptoms persisting for four weeks or more after acute infection, with over 100 identified, including fatigue, cognitive dysfunction, and brea...

  • Article
  • Open Access
349 Views
12 Pages

Pandemic Lessons for Equitable Maternity Care: Cross-Cultural Perspectives from Immigrant Mothers in Spain

  • Sonia López-Gómez,
  • Carolina Lechosa-Múñiz,
  • Verónica Vejo-Landaida,
  • Sonia Mateo-Sota,
  • María Jesús Cabero and
  • Carmen Sarabia-Cobo

23 December 2025

Background: The COVID-19 pandemic exacerbated pre-existing inequities in maternity care, particularly among culturally diverse and migrant women. Although data were collected during the early pandemic phase, revisiting these experiences offers valuab...

  • Article
  • Open Access
607 Views
29 Pages

Balneotherapy Enhances Musculoskeletal Health and Fatigue in Post-COVID-19 Patients: Results from a Longitudinal Single Blind Randomized Trial

  • Lolita Rapolienė,
  • Giedrė Taletavičienė,
  • Aelita Bredelytė,
  • Antonella Fioravanti and
  • Arvydas Martinkėnas

23 December 2025

Background: Balneotherapy (BT) has been proposed as a supportive intervention for post-COVID-19 musculoskeletal (MSK) and fatigue-related symptoms; however, comparative evidence across different BT delivery modes remains limited. This study aimed to...

  • Article
  • Open Access
387 Views
28 Pages

22 December 2025

Introduction: Immune dysfunction plays a significant role in Metabolic syndrome, contributing to both insulin resistance and chronic low-grade inflammation. This immune dysfunction is characterized by overproduction of inflammatory cytokines among wh...

  • Systematic Review
  • Open Access
488 Views
17 Pages

Nutritional Assessment of the Elderly Population with COVID-19: A Systematic Review

  • Elena Moreno-Guillamont,
  • Amparo Moret Tatay,
  • Mar Tripiana Rallo,
  • María Auxiliadora Dea-Ayuela,
  • Nadia San Onofre and
  • Jose M. Soriano

20 December 2025

Background: Elderly individuals represent one of the populations most affected by COVID-19, exhibiting high vulnerability to malnutrition, sarcopenia, and poor clinical outcomes. The association between nutritional status and disease progression high...

  • Article
  • Open Access
370 Views
17 Pages

20 December 2025

This study examined the relationship between trust in COVID-19 information sources and self-rated health (SRH) among Latino Day Laborers (LDLs) and whether mental health mediated this association. Participants (N = 300) recruited at 18 job-seeking lo...

  • Article
  • Open Access
419 Views
23 Pages

Press and School Violence: Subjective Theories in the Post-Pandemic Narratives in Chilean Online Newspapers

  • Fabiana Rodríguez-Pastene,
  • Sara Sorza,
  • Pablo J. Castro-Carrasco,
  • Claudia Carrasco-Aguilar,
  • Verónica Gubbins,
  • Vladimir Caamaño-Vega and
  • Martina Zelaya

18 December 2025

This study examines how the explanations about school violence are constructed in Chilean online newspapers after the country—which had the longest period of school closures—returned to in-person classes. During early 2022, several compla...

  • Review
  • Open Access
1,936 Views
26 Pages

Neurological Sequelae of Long COVID: Mechanisms, Clinical Impact and Emerging Therapeutic Insights

  • Muhammad Danial Che Ramli,
  • Beevenna Kaur Darmindar Singh,
  • Zakirah Zainal Abidin,
  • Athirah Azlan,
  • Amanina Nurjannah,
  • Zaw Myo Hein,
  • Che Mohd Nasril Che Mohd Nassir,
  • Rajesh Thangarajan,
  • Noor Aishah Bt. Mohammed Izham and
  • Suresh Kumar

16 December 2025

The COVID-19 pandemic has demonstrated that its effects go far beyond the initial respiratory illness, with many survivors experiencing lasting neurological problems. Some patients develop a condition known as Long COVID, or post-acute sequelae of SA...

  • Article
  • Open Access
623 Views
13 Pages

Gene-Level Analyses of Novel Olfactory-Related Signal from Severe SARS-CoV-2 GWAS Reveal Association with Disease Mortality

  • Yu Chen Zhao,
  • Xinan Wang,
  • Yujia Lu,
  • Rounak Dey,
  • Yuchen Liu,
  • Francesca Giacona,
  • Elizabeth A. Abe,
  • Emma White,
  • Li Su and
  • David C. Christiani
  • + 4 authors

14 December 2025

Importance: The coronavirus disease 2019 (COVID-19) was the third leading cause of mortality in the United States for three years in a row. The genetic contributions to disease severity remain unclear and many previously identified single nucleotide...

  • Article
  • Open Access
879 Views
9 Pages

14 December 2025

Efforts have been made to develop a case definition for Long COVID, with results differing on whether the case definition should be specific and exclusive, or broad and easily generalizable. Each of these methods has been subject to limitations. As m...

  • Article
  • Open Access
489 Views
14 Pages

Association Between Methylprednisolone and the Increase of Respiratory Infections in COVID-19 Patients in the Intensive Care Unit

  • Eduardo Tuta-Quintero,
  • Alirio Bastidas,
  • Esteban García-Gallo,
  • Emilio Díaz,
  • María Bodí,
  • Jordi Solé-Violán,
  • Ricard Ferrer,
  • Antonio Albaya-Moreno,
  • Lorenzo Socias and
  • Luis Felipe Reyes
  • + 6 authors

8 December 2025

Background: This study aimed to assess whether methylprednisolone treatment, while effective in reducing COVID-19 mortality, increases the risk of intensive-care-unit-acquired respiratory tract infections (RTI-ICU) in critically ill patients. Methods...

  • Article
  • Open Access
1,313 Views
17 Pages

Temporal Profiling of SARS-CoV-2 Variants Using BioEnrichPy: A Network-Based Insight into Host Disruption and Neurodegeneration

  • Sreelakshmi Kalayakkattil,
  • Ananthakrishnan Anil Indu,
  • Punya Sunil,
  • Haritha Nekkanti,
  • Smitha Shet and
  • Ranajit Das

5 December 2025

SARS-CoV-2, the virus responsible for COVID-19, disrupts human cellular pathways through complex protein–protein interaction, contributing to disease progression. As the virus has evolved, emerging variants have exhibited differences in transmi...

  • Brief Report
  • Open Access
352 Views
7 Pages

Evaluation of Self-Collected Mouth Rinse Specimens for Coronavirus Disease 2019 Testing: A Pilot Study

  • Kento Fukano,
  • Junko S. Takeuchi,
  • Azusa Kamikawa,
  • Wataru Sugiura,
  • Junko Terada-Hirashima and
  • Moto Kimura

4 December 2025

Saliva specimens are widely used for coronavirus disease 2019 (COVID-19) testing using RT-qPCR due to their advantages over nasopharyngeal swabs of being non-invasive and self-collectable. However, saliva collection can be time-consuming in individua...

  • Article
  • Open Access
523 Views
13 Pages

2 December 2025

Objective: To compare self-reported functioning, disability, and health care-seeking behavior of previously healthy and unhealthy participants after SARS-CoV-2 infection. Design: Cross-sectional design conducted in 2021–2022. Subjects/Patients:...

  • Brief Report
  • Open Access
840 Views
12 Pages

Maternal Mortality During the COVID-19 Pandemic in Tamaulipas, Mexico: A Retrospective Study

  • Hadassa Yuef Martínez-Padrón,
  • Ariadne Guadalupe Quintero-Zapata,
  • Ares Duvaliere Buenfild-Saldivar,
  • Jorge Luis Valdéz-Báez,
  • Elsa Verónica Herrera-Mayorga and
  • Rodrigo Vargas-Ruiz

30 November 2025

Background: Women are at increased risk of developing severe morbidity and mortality during pregnancy, childbirth, and the puerperium, especially in developing countries. In Mexico, during 2020, 27.5% of maternal deaths were attributed to COVID-19. T...

  • Review
  • Open Access
740 Views
19 Pages

Documenting Clinical Outcomes Assessed in Outpatients with COVID-19: A Scoping Review of Randomized Controlled Trials

  • Chia Siang Kow,
  • Dinesh Sangarran Ramachandram,
  • Barbara R. Conway and
  • Syed Shahzad Hasan

30 November 2025

The COVID-19 pandemic initially focused clinical efforts on hospitalized patients. However, as the pandemic progressed, attention shifted to outpatients who often experience milder symptoms yet still contribute to viral transmission. This scoping rev...

  • Systematic Review
  • Open Access
2,866 Views
10 Pages

29 November 2025

Long COVID, a condition marked by persistent symptoms following COVID-19 infection, poses significant challenges in regard to clinical management. While emerging pharmacological treatments have demonstrated limited benefits in isolated studies, clini...

  • Article
  • Open Access
628 Views
11 Pages

Factors Associated with the Presence of Post-COVID Syndrome in Older Patients with Arterial Hypertension

  • Venera Kudabaeva,
  • Timur Tastaibek,
  • Almagul Mansharipova,
  • Arystan Seidalin and
  • Nargiza Nassyrova

28 November 2025

Background: Diagnosing post-COVID syndrome (PCS) in older adults with hypertension is difficult due to heterogeneity and multimorbidity. We aimed to identify factors associated with PCS. Methods: An observational study was conducted from June 2024 to...

  • Study Protocol
  • Open Access
1,452 Views
11 Pages

Therapeutic Potential of Repetitive Transcranial Magnetic Stimulation (TMS) in Long COVID: A Systematic Review and Meta-Analysis Protocol

  • Nilihan E. M. Sanal-Hayes,
  • Kate Slade,
  • Marie Mclaughlin,
  • Ethan Berry,
  • Emma Swift and
  • Lawrence D. Hayes

27 November 2025

The cumulative global incidence of long COVID is around 400 million individuals, yet effective treatment options remain limited. A recent systematic review published in 2025 highlighted promising results for non-invasive brain stimulation in alleviat...

  • Article
  • Open Access
601 Views
9 Pages

A Retrospective Look at Early COVID-19 Treatment and Outcomes in Two Tertiary Centers in Türkiye and Bosnia & Herzegovina

  • Rahima Jahic,
  • Mustafa Asim Demirkol,
  • Sefika Umihanic,
  • Jasmina Smajic,
  • Sekib Umihanic,
  • Alma Trnacevic,
  • Amra Adrovic Yildiz,
  • Kamber Kasali,
  • Ayhan Olcay and
  • Onur Yolay
  • + 1 author

21 November 2025

During the early months of the COVID-19 pandemic, treatment protocols varied substantially among countries and even between hospitals. This study compared the clinical characteristics, management strategies, and outcomes of hospitalized COVID-19 pati...

  • Article
  • Open Access
706 Views
15 Pages

Long-Term Myocardial Involvement and Outcome in the Post-COVID-19 Condition

  • Miltiadis Georgiadis,
  • Nuriye Akyol,
  • Lars Kamper,
  • Nima Nadem-Boueini,
  • Athanasios Ziakos,
  • Patrick Haage,
  • Melchior Seyfarth and
  • Nadine Abanador-Kamper

20 November 2025

After SARS-CoV-2 infection, a subset of patients experience persistent cardiac symptoms, yet data on long-term cardiac involvement and clinical outcomes in the post-COVID-19 condition remain limited. This study aimed to investigate myocardial abnorma...

  • Article
  • Open Access
569 Views
22 Pages

Nasopharyngeal Proteomic Profiles from Patients Hospitalized Due to COVID-19 in Manaus, Amazonas, Brazil

  • Cláudia P. M. Araújo,
  • Carolina M. Vieira,
  • Ketlen C. Ohse,
  • Alessandra S. Silva,
  • Sofia A. Cavalcante,
  • Felipe G. Naveca,
  • Fernanda N. Oliveira,
  • James L. Crainey,
  • Marcus V. G. Lacerda and
  • Priscila F. Aquino
  • + 8 authors

18 November 2025

This study investigated proteomic differences in nasopharyngeal swabs of SARS-CoV-2-infected patients from Manaus (Brazil) who were hospitalized during the devastating first wave of the COVID-19 pandemic, before the emergence of the deadly P1 SARS-Co...

  • Article
  • Open Access
455 Views
8 Pages

Exploratory, Cross-Sectional Observations on Post-COVID-19 Respiratory Symptoms: A Multivariable Analysis

  • Patchareeya Amput,
  • Arunrat Srithawong,
  • Ajchamon Thammachai and
  • Sirima Wongphon

8 November 2025

Background: This cross-sectional study reports exploratory observations on respiratory symptom patterns in individuals with prior coronavirus disease 2019 (COVID-19), evaluating associations with exercise habits, number of severe acute respiratory sy...

  • Article
  • Open Access
762 Views
32 Pages

Determining the Impact of Exogenous Factors in Acute Respiratory Infections Using a Mathematical Epidemiological Model—Case Study of COVID-19 in a Peruvian Hospital

  • Pedro I. Pesantes-Grados,
  • Emma Cambillo-Moyano,
  • Erasmo H. Colona-Vallejos,
  • Libertad Alzamora-Gonzales,
  • Dina Torres Gonzales,
  • Giannina Tineo Pozo,
  • Elena Chamorro Chirinos,
  • Cynthia Lorenzo Quito,
  • Elias E. Aguirre-Siancas and
  • Roxana López-Cruz
  • + 1 author

4 November 2025

In this study, we develop and analyze an extended SEIR-type compartmental model that incorporates vaccination and treatment to describe the dynamics of acute respiratory infection transmission. The model subdivides the infectious population into seve...

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COVID - ISSN 2673-8112