Cardiac arrhythmia in the aging male rat. USNRDL-TR-67-61.
D000367:Age Factors; D000818:Animals; D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D004594:Electrophysiology; D006352:Heart Ventricles; D008297:Male; D005082:Physical Exertion / Q000502:physiology*; D051381:Rats