title: [Biological changes with age in schoolchildren from Jena].
mesh_terms: D000293:Adolescent; D000375:Aging; D000886:Anthropometry; D001827:Body Height; D001835:Body Weight; D002648:Child; D005260:Female; D005859:Germany, East; D006128:Growth; D006801:Humans; D008297:Male; D008572:Menarche
vernacular_title: Biologischer Alterswandel bei Jenaer Schulkindern.