title: Changes in bar pressing performance and heart rate in sleep-deprived rats.
mesh_terms: D000818:Animals; D006321:Heart / Q000502:physiology*; D006339:Heart Rate; D007858:Learning; D051381:Rats; D012890:Sleep / Q000502:physiology*; D012892:Sleep Deprivation
keywords: HEART/physiology; LEARNING; SLEEP/physiology