General aviation safety.
D000056:Accident Prevention; D000060:Accidents, Aviation / Q000517:prevention & control*; D000337:Aerospace Medicine; D000401:Aircraft; D000574:American Medical Association; D002568:Certification; D004185:Disability Evaluation; D006077:Government Agencies; D006801:Humans; D008297:Male; D009790:Occupations / Q000145:classification; D009938:Organizations; D014481:United States; D000078329:Workforce