title: [A comparative physiologic approach to the study of sleep functions].
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D001717:Birds / Q000502:physiology; D001921:Brain / Q000378:metabolism / Q000502:physiology*; D002415:Cats; D002540:Cerebral Cortex / Q000502:physiology; D002560:Cerebrovascular Circulation; D004325:Dreams / Q000502:physiology; D004569:Electroencephalography; D004576:Electromyography; D005133:Eye Movements; D005403:Fixation, Ocular; D006801:Humans; D008322:Mammals / Q000502:physiology; D005222:Mental Fatigue; D008954:Models, Biological; D009132:Muscles / Q000502:physiology; D010101:Oxygen Consumption; D011603:Psychophysiology; D012890:Sleep / Q000502:physiology*; D012895:Sleep, REM / Q000502:physiology
vernacular_title: Sravnitel'no-fiziologicheskiĭ podkhod k izucheniiu funktsiĭ sna