Efficacy Ａnalysis of Two Methods in the Treatment of Severe Non-Proliferative Diabetic Retinopathy

Liu Teng, Cheng Fei, Yang Pinjiao, Jia Yunqin, Han Peiyan, Tao Tao, Duan Zhiguang
Journal of Dali University . 2022, (2): 51 -56 .