title: Decrease in local intramyocardial pressure following epicardiectomy.
mesh_terms: D000818:Animals; D002302:Cardiac Output; D004285:Dogs; D006321:Heart / Q000502:physiology*; D006339:Heart Rate; D008722:Methods; D009339:Needles; D010477:Perfusion; D010496:Pericardium / Q000601:surgery*; D011312:Pressure; D013997:Time Factors