[From the history of ophthalmological services in the Vyatka region].
D000328:Adult; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D009885:Ophthalmology / Q000266:history*; D012425:Russia (Pre-1917)
Iz istorii oftal'mologicheskoĭ pomoshchi v Viatskom krae.