title: [Historical development of infant mortality].
authors.forename: G
authors.initials: G
authors.lastname: Hesse
mesh_terms: D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn
vernacular_title: Ein Beitrag zur historischen Entwicklung der Säuglingssterblichkeit.