Xu, J., Xu, L., Wang, Y. X., You, Q. S., Jonas, J. B., & Wei, W. B. (2014). Ten-Year Cumulative Incidence of Diabetic Retinopathy. The Beijing Eye Study 2001/2011. Public Library of Science.

Xu, Jie, Liang Xu, Ya Xing Wang, Qi Sheng You, Jost B. Jonas, و Wen Bin Wei. Ten-Year Cumulative Incidence of Diabetic Retinopathy. The Beijing Eye Study 2001/2011. Public Library of Science, 2014.

Xu, Jie, et al. Ten-Year Cumulative Incidence of Diabetic Retinopathy. The Beijing Eye Study 2001/2011. Public Library of Science, 2014.