For citations:

Lipatov D.V., Vikulova O.K., Zheleznyakova A.V., Isakov M.А., Bessmertnaya E.G., Tolkacheva A.A., Chistyakov T.A., Shestakova M.V., Dedov I.I. Trends in the epidemiology of diabetic retinopathy in Russian Federation according to the Federal Diabetes Register (2013–2016). Diabetes mellitus. 2018;21(4):230-240.