title: Modifications of living schedules and circadian rhythms with special reference to performance.
mesh_terms: D015065:17-Hydroxycorticosteroids / Q000652:urine; D000203:Activities of Daily Living; D000328:Adult; D000337:Aerospace Medicine; D001110:Arctic Regions; D002940:Circadian Rhythm; D005101:Expeditions; D005260:Female; D006801:Humans; D008297:Male; D011581:Psychological Tests; D012890:Sleep; D013696:Temperature; D014195:Travel; D014554:Urination; D014851:Wakefulness
chemical_list: D015065:17-Hydroxycorticosteroids