Ophthalmologic research in pre-world war I Russia.
D005128:Eye Diseases / Q000453:epidemiology / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D009885:Ophthalmology / Q000266:history*; D012106:Research; D012425:Russia (Pre-1917)