Developmental changes in the basal and evoked heart rate in neonatal rats.
D000161:Acoustic Stimulation; D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn; D001307:Auditory Perception; D001522:Behavior, Animal; D003423:Critical Period, Psychological; D005260:Female; D006339:Heart Rate; D008297:Male; D009043:Motor Activity; D009949:Orientation; D051381:Rats; D011919:Rats, Inbred Strains; D013016:Sound; D013045:Species Specificity