title: [Professor Hermann Holthusen, MD to the 80th birthday].
mesh_terms: D005860:Germany, West; D049672:History, 19th Century; D049673:History, 20th Century; D011835:Radiation Protection; D011874:Radiometry
vernacular_title: Prof. Dr. med. Dr. rer. nat. h.c. Dr. rer. nat. h.c. Hermann Holthusen zum 80. Geburtstag.