title: [Data on morbidity in children during the 1st year of life and their hospitalization needs].
mesh_terms: D000367:Age Factors; D006760:Hospitalization; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009017:Morbidity; D012426:Russia; D014505:Urban Population
vernacular_title: Materialy o zabolevaemosti detei na pervom godu zhizni i o potrebnosti ikh v gospitalizatsii.