Position-dependent regional differences in  pericardial pressures.
D000818:Animals; D006328:Cardiac Catheterization; D002302:Cardiac Output; D004285:Dogs; D005465:Fluorocarbon Polymers; D010496:Pericardium / Q000502:physiology*; D010994:Pleura / Q000502:physiology; D011187:Posture; D011312:Pressure; D013902:Radiography, Thoracic
D005465:Fluorocarbon Polymers