title: [Ivan Leont'evich Krupko (on his 70th birthday)].
mesh_terms: D049673:History, 20th Century; D008887:Military Medicine / Q000266:history; D009985:Orthopedics / Q000266:history; D012425:Russia (Pre-1917); D014586:USSR
vernacular_title: Ivan Leont'evich Krupko (k semidesiatiletiiu so dnia rozhdeniia.