Sales, I.A.;                     Syed, W.;                     Almutairi, M.F.;                     Al Ruthia, Y.    
        Public Knowledge, Attitudes, and Practices toward Seasonal Influenza Vaccine in Saudi Arabia: A Cross-Sectional Study. Int. J. Environ. Res. Public Health 2021, 18, 479.
    https://doi.org/10.3390/ijerph18020479
    AMA Style
    
                                Sales IA,                                 Syed W,                                 Almutairi MF,                                 Al Ruthia Y.        
                Public Knowledge, Attitudes, and Practices toward Seasonal Influenza Vaccine in Saudi Arabia: A Cross-Sectional Study. International Journal of Environmental Research and Public Health. 2021; 18(2):479.
        https://doi.org/10.3390/ijerph18020479
    
    Chicago/Turabian Style
    
                                Sales, Ibrahim A.,                                 Wajid Syed,                                 Majed F. Almutairi,                                 and Yazed Al Ruthia.        
                2021. "Public Knowledge, Attitudes, and Practices toward Seasonal Influenza Vaccine in Saudi Arabia: A Cross-Sectional Study" International Journal of Environmental Research and Public Health 18, no. 2: 479.
        https://doi.org/10.3390/ijerph18020479
    
    APA Style
    
                                Sales, I. A.,                                 Syed, W.,                                 Almutairi, M. F.,                                 & Al Ruthia, Y.        
        
        (2021). Public Knowledge, Attitudes, and Practices toward Seasonal Influenza Vaccine in Saudi Arabia: A Cross-Sectional Study. International Journal of Environmental Research and Public Health, 18(2), 479.
        https://doi.org/10.3390/ijerph18020479