title: Ballooning.
authors.forename: W C
authors.initials: WC
authors.lastname: Kaufman
mesh_terms: D000060:Accidents, Aviation; D000337:Aerospace Medicine / Q000266:history; D001359:Aviation / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D012106:Research / Q000266:history