Time course for development of vagal inhibition of the heart in neonatal rats.
D000375:Aging; D000818:Animals; D000831:Animals, Newborn / Q000502:physiology*; D004558:Electric Stimulation; D006321:Heart / Q000294:innervation*; D006339:Heart Rate; D051381:Rats; D014630:Vagus Nerve / Q000254:growth & development / Q000502:physiology*