Reflections and visions: 50 years of presidential addresses.
McKellar
Shelley
S
Kurusz
Mark
M
D001187:Artificial Organs / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D012955:Societies, Medical / Q000266:history*; D014481:United States