an Entity references as follows:
Vladimir Petrovich Filatov (Russian: Владимир Филaтoв, 15 [O.S. 27] February 1875 in Mikhaylovka, Penza Governorate, Russian Empire – 30 October 1956 in Odessa, Ukrainian SSR) was a Russian Empire and Soviet ophthalmologist and surgeon best known for his development of . He introduced the tube flap grafting method, corneal transplantation and preservation of grafts from cadaver eyes. He founded the Institute of Eye Diseases & Tissue Therapy in Odessa, Soviet Union (today Ukraine). Filatov is also credited for restoring Vasily Zaytsev's sight when he suffered an injury to his eyes from a mortar attack during Battle of Stalingrad.