title: Physiologic cost of prolonged double-crew flights in C-5 aircraft.
mesh_terms: D015065:17-Hydroxycorticosteroids / Q000652:urine; D000337:Aerospace Medicine; D003404:Creatinine / Q000652:urine*; D004837:Epinephrine / Q000652:urine; D006801:Humans; D008297:Male; D009638:Norepinephrine / Q000652:urine; D011188:Potassium / Q000652:urine*; D012964:Sodium / Q000652:urine*; D013997:Time Factors; D014508:Urea / Q000652:urine
chemical_list: D015065:17-Hydroxycorticosteroids; D014508:Urea; D012964:Sodium; D003404:Creatinine; D011188:Potassium; D009638:Norepinephrine; D004837:Epinephrine