title: [Etiological structure of gastrointestinal diseases in children during the 1st years of life].
mesh_terms: D000208:Acute Disease; D000367:Age Factors; D002675:Child, Preschool; D005243:Feces / Q000382:microbiology; D005767:Gastrointestinal Diseases / Q000209:etiology* / Q000382:microbiology; D006801:Humans; D007223:Infant; D007231:Infant, Newborn
vernacular_title: Etiologicheskaia struktura zheludochno-kishechnykh zabolevaniĭ u deteĭ pervykh let zhizni.