Sleep deprivation in cattle.
D000818:Animals; D002417:Cattle; D002540:Cerebral Cortex / Q000502:physiology; D002940:Circadian Rhythm; D004569:Electroencephalography; D004576:Electromyography; D005260:Female; D006815:Hunger; D008410:Masticatory Muscles / Q000502:physiology; D012892:Sleep Deprivation; D012895:Sleep, REM; D013997:Time Factors