title: Constant light: effect on circadian pattern and phase reversal of steroid and electrolyte levels in man.
mesh_terms: D002712:Chlorides / Q000652:urine*; D002940:Circadian Rhythm / Q000528:radiation effects*; D005260:Female; D006801:Humans; D006854:Hydrocortisone / Q000097:blood*; D008027:Light; D008297:Male; D010507:Periodicity; D011188:Potassium / Q000652:urine*; D011830:Radiation Effects; D012890:Sleep; D012894:Sleep Stages; D012895:Sleep, REM; D012964:Sodium / Q000652:urine*; D014556:Urine
chemical_list: D002712:Chlorides; D012964:Sodium; D011188:Potassium; D006854:Hydrocortisone