Ontogenesis of the states of sleep in rat, cat, and guinea pig during the first postnatal month.
D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn / Q000254:growth & development*; D001288:Attention; D001522:Behavior, Animal; D002415:Cats / Q000254:growth & development*; D002940:Circadian Rhythm; D004569:Electroencephalography; D006168:Guinea Pigs / Q000254:growth & development*; D051381:Rats / Q000254:growth & development*; D012890:Sleep; D012894:Sleep Stages; D014851:Wakefulness; D014886:Weaning