title: [Ferdinand Sauerbruch on his 75th birthday].
authors.forename: E K
authors.initials: EK
authors.lastname: FREY
mesh_terms: D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans
keywords: BIOGRAPHY
vernacular_title: Geheimrat Professor Dr. Ferdinand Sauerbruch zum 75. Geburtstag.