George E. Pfahler.
Linton
Otha
O
ACR, Potomac, MD 20854, USA.
D001932:Brain Neoplasms / Q000000981:diagnostic imaging / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D011832:Radiation Injuries / Q000266:history; D011859:Radiography / Q000266:history*; D011872:Radiology Department, Hospital / Q000266:history / Q000458:organization & administration; D014481:United States