[An analysis of the morbidity in children attending preschool institutions].
Purtov
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D000367:Age Factors; D002656:Child Day Care Centers / Q000706:statistics & numerical data*; D002675:Child, Preschool; D006801:Humans; D009017:Morbidity; D012426:Russia / Q000453:epidemiology; D012737:Sex Factors
Analiz zabolevaemosti deteĭ, poseshchaiushchikh doshkol'nye uchrezhdeniia.