title: Functional importance of the coronary collaterals.
mesh_terms: D000792:Angiography; D000818:Animals; D001794:Blood Pressure; D002315:Cardiopulmonary Bypass; D003097:Collateral Circulation; D017023:Coronary Angiography; D003326:Coronary Circulation; D003327:Coronary Disease / Q000000981:diagnostic imaging / Q000503:physiopathology*; D004285:Dogs; D006801:Humans; D009203:Myocardial Infarction / Q000503:physiopathology*; D005082:Physical Exertion; D013552:Swine