Li, Y.;                     Luk, T.T.;                     Wu, Y.;                     Cheung, D.Y.T.;                     Li, W.H.C.;                     Tong, H.S.C.;                     Lai, V.W.Y.;                     Ho, S.Y.;                     Lam, T.H.;                     Wang, M.P.    
        High Perceived Susceptibility to and Severity of COVID-19 in Smokers Are Associated with Quitting-Related Behaviors. Int. J. Environ. Res. Public Health 2021, 18, 10894.
    https://doi.org/10.3390/ijerph182010894
    AMA Style
    
                                Li Y,                                 Luk TT,                                 Wu Y,                                 Cheung DYT,                                 Li WHC,                                 Tong HSC,                                 Lai VWY,                                 Ho SY,                                 Lam TH,                                 Wang MP.        
                High Perceived Susceptibility to and Severity of COVID-19 in Smokers Are Associated with Quitting-Related Behaviors. International Journal of Environmental Research and Public Health. 2021; 18(20):10894.
        https://doi.org/10.3390/ijerph182010894
    
    Chicago/Turabian Style
    
                                Li, Yajie,                                 Tzu Tsun Luk,                                 Yongda Wu,                                 Derek Yee Tak Cheung,                                 William Ho Cheung Li,                                 Henry Sau Chai Tong,                                 Vienna Wai Yin Lai,                                 Sai Yin Ho,                                 Tai Hing Lam,                                 and Man Ping Wang.        
                2021. "High Perceived Susceptibility to and Severity of COVID-19 in Smokers Are Associated with Quitting-Related Behaviors" International Journal of Environmental Research and Public Health 18, no. 20: 10894.
        https://doi.org/10.3390/ijerph182010894
    
    APA Style
    
                                Li, Y.,                                 Luk, T. T.,                                 Wu, Y.,                                 Cheung, D. Y. T.,                                 Li, W. H. C.,                                 Tong, H. S. C.,                                 Lai, V. W. Y.,                                 Ho, S. Y.,                                 Lam, T. H.,                                 & Wang, M. P.        
        
        (2021). High Perceived Susceptibility to and Severity of COVID-19 in Smokers Are Associated with Quitting-Related Behaviors. International Journal of Environmental Research and Public Health, 18(20), 10894.
        https://doi.org/10.3390/ijerph182010894