Handschin, N.;                     Oppliger, M.;                     Brehm, A.;                     Psychogios, M.;                     Bonati, L.;                     Nickel, C.H.;                     Bingisser, R.    
        Nontraumatic Headache in Adult Emergency Patients: Prevalence, Etiologies, and Radiological Findings. J. Clin. Med. 2020, 9, 2621.
    https://doi.org/10.3390/jcm9082621
    AMA Style
    
                                Handschin N,                                 Oppliger M,                                 Brehm A,                                 Psychogios M,                                 Bonati L,                                 Nickel CH,                                 Bingisser R.        
                Nontraumatic Headache in Adult Emergency Patients: Prevalence, Etiologies, and Radiological Findings. Journal of Clinical Medicine. 2020; 9(8):2621.
        https://doi.org/10.3390/jcm9082621
    
    Chicago/Turabian Style
    
                                Handschin, Nadja,                                 Maria Oppliger,                                 Alex Brehm,                                 Marios Psychogios,                                 Leo Bonati,                                 Christian H. Nickel,                                 and Roland Bingisser.        
                2020. "Nontraumatic Headache in Adult Emergency Patients: Prevalence, Etiologies, and Radiological Findings" Journal of Clinical Medicine 9, no. 8: 2621.
        https://doi.org/10.3390/jcm9082621
    
    APA Style
    
                                Handschin, N.,                                 Oppliger, M.,                                 Brehm, A.,                                 Psychogios, M.,                                 Bonati, L.,                                 Nickel, C. H.,                                 & Bingisser, R.        
        
        (2020). Nontraumatic Headache in Adult Emergency Patients: Prevalence, Etiologies, and Radiological Findings. Journal of Clinical Medicine, 9(8), 2621.
        https://doi.org/10.3390/jcm9082621