Who did it first?
Gagliardi
R A
RA
Department of Radiology, St. Joseph Mercy Hospital, Pontiac, MI 48341-2985.
D005060:Europe; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D011859:Radiography / Q000266:history*; D011871:Radiology / Q000266:history*; D014481:United States