Oktaryona Trisera, Rani Himayani, Ety Apriliana, and M Yusran. “ Visual-Threatening Diabetic Retinopathy”. Medical Profession Journal of Lampung 14, no. 4 (April 22, 2024): 781-788. Accessed July 14, 2024. http://journalofmedula.com/index.php/medula/article/view/1070.