[The Kaiserin Friedrich Foundation through the ages--100 years in the service of continuing medical education].
Hammerstein
Jürgen
J
D004502:Education, Medical, Continuing / Q000266:history*; D004503:Education, Medical, Graduate / Q000266:history; D005582:Foundations / Q000266:history*; D005858:Germany; D049673:History, 20th Century; D049674:History, 21st Century