Biological rhythms, sleep and shift work
Johnson, Laverne C.(Laverne Clarence),1925-
Variations in Work-Sleep Schedules : Effects on Health and PerformanceConference1979San Diego.
Lancaster MTP Press
c1981
"Proceedings of a conference on Variations in Work-Sleep Schedules : Effects on Health and Performance ... held in San Diego, California, September 19-23, 1979" - t.p. verso
Includes bibliographies and index
Sleep
Shift systems
Shift systems