Subendocardial underperfusion during acute aorticopulmonary shunting in anesthetized dogs.
D000818:Animals; D001011:Aorta / Q000601:surgery*; D001783:Blood Flow Velocity; D001794:Blood Pressure; D002302:Cardiac Output; D003326:Coronary Circulation; D004285:Dogs; D006321:Heart / Q000502:physiology; D008863:Microspheres; D011312:Pressure; D011651:Pulmonary Artery / Q000601:surgery*; D012039:Regional Blood Flow; D014655:Vascular Resistance; D016276:Ventricular Function