title: Early milestones in school hygiene.
authors.forename: S S
authors.initials: SS
authors.lastname: Kottek
mesh_terms: D002669:Child Welfare / Q000266:history*; D049690:History, Ancient; D049692:History, Early Modern 1451-1600; D049691:History, Medieval; D049711:History, Modern 1601-; D006920:Hygiene / Q000266:history*