Buxton, M.A.;                     Meraz-Cruz, N.;                     Sanchez, B.N.;                     Foxman, B.;                     Castillo-Castrejon, M.;                     O’Neill, M.S.;                     Vadillo-Ortega, F.    
        Timing of Cervico-Vaginal Cytokine Collection during Pregnancy and Preterm Birth: A Comparative Analysis in the PRINCESA Cohort. Int. J. Environ. Res. Public Health 2021, 18, 3436.
    https://doi.org/10.3390/ijerph18073436
    AMA Style
    
                                Buxton MA,                                 Meraz-Cruz N,                                 Sanchez BN,                                 Foxman B,                                 Castillo-Castrejon M,                                 O’Neill MS,                                 Vadillo-Ortega F.        
                Timing of Cervico-Vaginal Cytokine Collection during Pregnancy and Preterm Birth: A Comparative Analysis in the PRINCESA Cohort. International Journal of Environmental Research and Public Health. 2021; 18(7):3436.
        https://doi.org/10.3390/ijerph18073436
    
    Chicago/Turabian Style
    
                                Buxton, Miatta A.,                                 Noemi Meraz-Cruz,                                 Brisa N. Sanchez,                                 Betsy Foxman,                                 Marisol Castillo-Castrejon,                                 Marie S. O’Neill,                                 and Felipe Vadillo-Ortega.        
                2021. "Timing of Cervico-Vaginal Cytokine Collection during Pregnancy and Preterm Birth: A Comparative Analysis in the PRINCESA Cohort" International Journal of Environmental Research and Public Health 18, no. 7: 3436.
        https://doi.org/10.3390/ijerph18073436
    
    APA Style
    
                                Buxton, M. A.,                                 Meraz-Cruz, N.,                                 Sanchez, B. N.,                                 Foxman, B.,                                 Castillo-Castrejon, M.,                                 O’Neill, M. S.,                                 & Vadillo-Ortega, F.        
        
        (2021). Timing of Cervico-Vaginal Cytokine Collection during Pregnancy and Preterm Birth: A Comparative Analysis in the PRINCESA Cohort. International Journal of Environmental Research and Public Health, 18(7), 3436.
        https://doi.org/10.3390/ijerph18073436