The history of civil aviation medicine in the United States Government since 1926.
D000060:Accidents, Aviation; D000337:Aerospace Medicine / Q000193:education / Q000266:history*; D002568:Certification; D013502:General Surgery; D006076:Government; D049673:History, 20th Century; D006801:Humans; D010809:Physical Fitness; D012106:Research; D012955:Societies, Medical; D014481:United States; D014785:Vision, Ocular