This month in aerospace medicine history.
Dalitsch
Walter
W
D000375:Aging / Q000502:physiology; D049673:History, 20th Century; D006801:Humans; D008328:Man-Machine Systems; D010808:Physical Examination / Q000266:history; D010809:Physical Fitness / Q000502:physiology; D013026:Space Flight / Q000266:history*