Authors:
Dijk, DJ
Neri, DF
Wyatt, JK
Ronda, JM
Riel, E
Cecco, ARD
Hughes, RJ
Elliott, AR
Prisk, GK
West, JB
Czeisler, CA
Citation: Dj. Dijk et al., Sleep, performance, circadian rhythms, and light-dark cycles during two space shuttle flights, AM J P-REG, 281(5), 2001, pp. R1647-R1664
Authors:
Kelly, TL
Neri, DF
Grill, JT
Ryman, D
Hunt, PD
Dijk, DJ
Shanahan, TL
Czeisler, CA
Citation: Tl. Kelly et al., Nonentrained circadian rhythms of melatonin in submariners scheduled to an18-hour day, J BIOL RHYT, 14(3), 1999, pp. 190-196