Human and epidemiologic aspects of USAF mid-air collisions, 1 Jan 1959 to 31 Dec 1968.
D000060:Accidents, Aviation / Q000517:prevention & control; D000401:Aircraft / Q000295:instrumentation; D000531:Altitude; D006801:Humans; D011930:Reaction Time; D013223:Statistics as Topic; D014792:Visual Acuity; D014796:Visual Perception; D014887:Weather