title: [Carl August Ljunggren's contribution to school hygiene].
authors.forename: E
authors.initials: E
authors.lastname: Ljunggren
mesh_terms: D002669:Child Welfare / Q000266:history*; D004501:Education, Medical / Q000266:history*; D049711:History, Modern 1601-; D006920:Hygiene / Q000266:history*; D013548:Sweden
vernacular_title: Carl August Ljunggrens skolhygieniska insats.