title: [Predecessors: veterinarians from earlier times (45). Marie Hubertus Johannes Petrus Thomassen (1847-1906)].
authors.forename: A
authors.initials: A
authors.lastname: Mathijsen
authors.forename: E P
authors.initials: EP
authors.lastname: Oldenkamp
mesh_terms: D000818:Animals; D049672:History, 19th Century; D049673:History, 20th Century; D006734:Horse Diseases / Q000188:drug therapy / Q000266:history; D006736:Horses; D009181:Mycoses / Q000188:drug therapy / Q000266:history / Q000662:veterinary; D009426:Netherlands; D014730:Veterinary Medicine / Q000266:history