TY - GEN AU - Sorokin,A A AU - Maksimov,A L AU - Jermain,J TI - [The synchronization of the human circadian rhythm by social time sensors: the role of motivation. IV. The individual characteristics of the free course of the sleep-waking circadian rhythm under simulated conditions of vital activity] SN - 0131-1646 PY - 2000///0504 KW - Adult KW - Alaska KW - Circadian Rhythm KW - drug effects KW - Humans KW - Male KW - Melatonin KW - pharmacology KW - Middle Aged KW - Motivation KW - Sleep KW - Social Environment KW - Time Factors KW - Time Perception KW - Wakefulness N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't ER -