Human factors in aviation.
D000060:Accidents, Aviation / Q000517:prevention & control*; D014151:Anti-Anxiety Agents; D001463:Barbiturates; D001569:Benzodiazepines; D006801:Humans; D010507:Periodicity; D012893:Sleep Wake Disorders / Q000517:prevention & control*; D013315:Stress, Psychological / Q000453:epidemiology*; D019966:Substance-Related Disorders / Q000453:epidemiology
D014151:Anti-Anxiety Agents; D001463:Barbiturates; D001569:Benzodiazepines