[Some data on the effect of various school subjects on fatigue in 5th to 8th grade pupils].
D000293:Adolescent; D002648:Child; D003479:Curriculum; D005221:Fatigue; D006801:Humans; D012572:School Health Services
Nekotorye dannye o vliianii razlichnykh uchebnykh predmetov na utomlenie uchashchikhsia 5-8-x klassov.