APA (7th ed.) Citation

Sun, Y., Zhu, B., Li, L., Li, H., Qiu, Y., Wang, S., . . . Fu, J. Prevalence of visual impairment and refractive error-related risk factors in preschool children in beijing, China. BMC.

Chicago Style (17th ed.) Citation

Sun, Yunyun, et al. Prevalence of Visual Impairment and Refractive Error-related Risk Factors in Preschool Children in Beijing, China. BMC.

MLA (9th ed.) Citation

Sun, Yunyun, et al. Prevalence of Visual Impairment and Refractive Error-related Risk Factors in Preschool Children in Beijing, China. BMC.

Warning: These citations may not always be 100% accurate.