YOU, Q. S., XU, L., YANG, H., WANG, Y. X., & JONAS, J. B. (2011). Five-Year Incidence of Visual Impairment and Blindness in Adult Chinese: The Beijing Eye Study. Ophthalmology (Rochester, Minn.), 118(6), 1069-1075. https://doi.org/10.1016/j.ophtha.2010.09.032
Chicago Style (17th ed.) CitationYOU, QI SHENG, LIANG XU, HUA YANG, YA XING WANG, and Jost B. JONAS. "Five-Year Incidence of Visual Impairment and Blindness in Adult Chinese: The Beijing Eye Study." Ophthalmology (Rochester, Minn.) 118, no. 6 (2011): 1069-1075. https://doi.org/10.1016/j.ophtha.2010.09.032.
MLA (9th ed.) CitationYOU, QI SHENG, et al. "Five-Year Incidence of Visual Impairment and Blindness in Adult Chinese: The Beijing Eye Study." Ophthalmology (Rochester, Minn.), vol. 118, no. 6, 2011, pp. 1069-1075, https://doi.org/10.1016/j.ophtha.2010.09.032.