Hudz, A., and M. Maksimtsyv. “Influence of Type 2 Diabetes Mellitus on the Central Retinal Area in Patients With Proliferative Diabetic Retinopathy”. INTERNATIONAL JOURNAL OF ENDOCRINOLOGY (Ukraine), vol. 13, no. 8, Dec. 2017, pp. 557-62, doi:10.22141/2224-0721.13.8.2017.119270.