Is the crew fit to fly? I: Licensing requirements for aircrew.
D000328:Adult; D000337:Aerospace Medicine; D000368:Aged; D002318:Cardiovascular Diseases / Q000175:diagnosis; D006801:Humans; D008004:Licensure; D008297:Male; D008875:Middle Aged; D010808:Physical Examination; D006113:United Kingdom; D014785:Vision, Ocular