[Morbidity and need for hospital assistance in children from several central rural regions].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D006760:Hospitalization; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009017:Morbidity; D012423:Rural Health; D012426:Russia
O zabolevaemosti i potrebnosti v statsionarnoĭ pomoshchi deteĭ nekotorykh sel'skikh raĭonnykh tsentrov.