title: [Differences of regime for the schoolchildren of the 9th grade and first-year students of pedagogical school].
authors.forename: I G
authors.initials: IG
authors.lastname: Sibkov
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D005260:Female; D006801:Humans; D008019:Life Style; D008297:Male; D012737:Sex Factors; D013334:Students
vernacular_title: O razlichiiakh rezhima dlia uchashchikhsia 9-kh klassov i pervokursnikov pedagogicheskogo uchilishcha.