[Weight of schoolbags in a Freiburg elementary school. Recommendations to parents and teachers (author's transl)].
D000367:Age Factors; D002648:Child; D004864:Equipment and Supplies; D005860:Germany, West; D006801:Humans; D012572:School Health Services; D014894:Weights and Measures
Schultaschengewichte in einer Freiburger Grundschule. Empfehlungen an Eltern und Lehrer.