[History of development of the sanatorium network for children].
D002648:Child; D002662:Child Health Services / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D006765:Hospitals, Convalescent / Q000266:history*; D006801:Humans; D012426:Russia; D012425:Russia (Pre-1917)
K istorii razvitiia sanatornoĭ seti dlia deteĭ