title: Psychobiologic aspects of double-crew long-duration missions in C-5 aircraft.
mesh_terms: D000222:Adaptation, Physiological; D000223:Adaptation, Psychological; D000337:Aerospace Medicine; D000401:Aircraft; D000704:Analysis of Variance; D001831:Body Temperature; D005221:Fatigue; D006801:Humans; D010507:Periodicity; D012890:Sleep; D013026:Space Flight; D013564:Sympathetic Nervous System / Q000503:physiopathology; D013997:Time Factors