[The effect of physical training on the contractile function of the heart].
D000818:Animals; D001011:Aorta; D001835:Body Weight; D002302:Cardiac Output; D006321:Heart / Q000502:physiology*; D008297:Male; D009929:Organ Size; D005082:Physical Exertion; D051381:Rats; D014655:Vascular Resistance
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