[Subjective evaluation of the duration of nighttime sleep periods in conditions of delta-sleep deprivation in the 1st 3 cycles].
D000328:Adult; D006801:Humans; D008297:Male; D012890:Sleep; D012892:Sleep Deprivation; D012894:Sleep Stages; D013998:Time Perception
Sub"ektivnaia otsenka dlitel'nosti periodov nochnogo sna v usloviiakh deprivatsii del'ta-sna v pervykh trekh tsiklakh.