[Assessment of the trends in schoolchildren's morbidity by the results of prophylactic medical examinations].
Rapoport
I K
IK
D000293:Adolescent; D017677:Age Distribution; D002648:Child; D002675:Child, Preschool; D006304:Health Status; D006801:Humans; D008403:Mass Screening / Q000706:statistics & numerical data*; D009017:Morbidity / Q000639:trends; D012189:Retrospective Studies; D012426:Russia / Q000453:epidemiology; D012572:School Health Services / Q000639:trends*