Zhang, Z.;                     Xu, G.;                     Gao, J.;                     Wang, L.;                     Zhu, Y.;                     Li, Z.;                     Zhou, W.    
        Effects of E-Learning Environment Use on Visual Function of Elementary and Middle School Students: A Two-Year Assessment—Experience from China. Int. J. Environ. Res. Public Health 2020, 17, 1560.
    https://doi.org/10.3390/ijerph17051560
    AMA Style
    
                                Zhang Z,                                 Xu G,                                 Gao J,                                 Wang L,                                 Zhu Y,                                 Li Z,                                 Zhou W.        
                Effects of E-Learning Environment Use on Visual Function of Elementary and Middle School Students: A Two-Year Assessment—Experience from China. International Journal of Environmental Research and Public Health. 2020; 17(5):1560.
        https://doi.org/10.3390/ijerph17051560
    
    Chicago/Turabian Style
    
                                Zhang, Zhixin,                                 Gang Xu,                                 Jing Gao,                                 Lu Wang,                                 Yonghai Zhu,                                 Zhiyong Li,                                 and Wei Zhou.        
                2020. "Effects of E-Learning Environment Use on Visual Function of Elementary and Middle School Students: A Two-Year Assessment—Experience from China" International Journal of Environmental Research and Public Health 17, no. 5: 1560.
        https://doi.org/10.3390/ijerph17051560
    
    APA Style
    
                                Zhang, Z.,                                 Xu, G.,                                 Gao, J.,                                 Wang, L.,                                 Zhu, Y.,                                 Li, Z.,                                 & Zhou, W.        
        
        (2020). Effects of E-Learning Environment Use on Visual Function of Elementary and Middle School Students: A Two-Year Assessment—Experience from China. International Journal of Environmental Research and Public Health, 17(5), 1560.
        https://doi.org/10.3390/ijerph17051560