Kim, N.-H.;                     Lee, J.-M.;                     Yoo, E.    
        How the COVID-19 Pandemic Has Changed Adolescent Health: Physical Activity, Sleep, Obesity, and Mental Health. Int. J. Environ. Res. Public Health 2022, 19, 9224.
    https://doi.org/10.3390/ijerph19159224
    AMA Style
    
                                Kim N-H,                                 Lee J-M,                                 Yoo E.        
                How the COVID-19 Pandemic Has Changed Adolescent Health: Physical Activity, Sleep, Obesity, and Mental Health. International Journal of Environmental Research and Public Health. 2022; 19(15):9224.
        https://doi.org/10.3390/ijerph19159224
    
    Chicago/Turabian Style
    
                                Kim, Na-Hye,                                 Jung-Min Lee,                                 and Eunhye Yoo.        
                2022. "How the COVID-19 Pandemic Has Changed Adolescent Health: Physical Activity, Sleep, Obesity, and Mental Health" International Journal of Environmental Research and Public Health 19, no. 15: 9224.
        https://doi.org/10.3390/ijerph19159224
    
    APA Style
    
                                Kim, N.-H.,                                 Lee, J.-M.,                                 & Yoo, E.        
        
        (2022). How the COVID-19 Pandemic Has Changed Adolescent Health: Physical Activity, Sleep, Obesity, and Mental Health. International Journal of Environmental Research and Public Health, 19(15), 9224.
        https://doi.org/10.3390/ijerph19159224