Temporal organization of sleep stages in man and in three monkey species: an interspecific comparison.
D000328:Adult; D000818:Animals; D005260:Female; D000882:Haplorhini; D006801:Humans; D008253:Macaca mulatta; D008297:Male; D002679:Pan troglodytes; D010215:Papio; D012894:Sleep Stages; D013045:Species Specificity; D013997:Time Factors