Sleep states in the premature.
D004569:Electroencephalography; D005133:Eye Movements; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature / Q000502:physiology*; D009068:Movement; D011674:Pulse; D012119:Respiration; D012890:Sleep; D012894:Sleep Stages