title: [Ontogenesis of stages of vigilance in the guinea pig fetus. Polygraphic study].
mesh_terms: D000818:Animals; D001143:Arousal / Q000502:physiology; D002540:Cerebral Cortex / Q000502:physiology; D005260:Female; D005865:Gestational Age; D006168:Guinea Pigs / Q000196:embryology*; D011247:Pregnancy; D012894:Sleep Stages / Q000502:physiology*; D012895:Sleep, REM / Q000502:physiology
vernacular_title: Ontogénèse des états de vigilance chez le foetus de cobaye. Etude polygraphique