title: [Disposition to work and scholastic results in primary school pupils].
mesh_terms: D000367:Age Factors; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D012574:Schools; D012737:Sex Factors; D013334:Students
vernacular_title: Dyspozycja do pracy a wyniki w nauce uczniów szkół podstawowych.