title: EFFECTS OF EXTENDED PERIODS OF COUNTERPULSATION.
mesh_terms: D001775:Blood Circulation; D001794:Blood Pressure; D003331:Coronary Vessels; D015908:Counterpulsation; D004285:Dogs; D006439:Hemodynamics; D010336:Pathology; D010827:Physiology; D012106:Research
keywords: BLOOD CIRCULATION; BLOOD PRESSURE; CORONARY VESSELS; DOGS; EXPERIMENTAL LAB STUDY; HEMODYNAMICS; PATHOLOGY; PHYSIOLOGY