title: [Elena Vasil'evna Usol'tseva (1898-1993)].
authors.forename: E I
authors.initials: EI
authors.lastname: Zaĭtsev
mesh_terms: D013502:General Surgery / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D012426:Russia; D012425:Russia (Pre-1917); D014586:USSR