title: Robert Koch's debt to Ferdinand Cohn.
authors: D H
authors: DH
authors: Jokl
mesh_terms: D000881:Anthrax / Q000266:history; D001432:Bacteriology / Q000266:history*; D001901:Botany / Q000266:history*; D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century