title: Retrograde flow technique vs. krypton-85 clearance technique for estimation of myocardial collaterals.
mesh_terms: D000818:Animals; D001794:Blood Pressure; D003097:Collateral Circulation; D003326:Coronary Circulation; D003327:Coronary Disease / Q000503:physiopathology; D003331:Coronary Vessels / Q000187:drug effects / Q000502:physiology* / Q000503:physiopathology; D004176:Dipyridamole / Q000494:pharmacology; D004285:Dogs; D007511:Ischemia; D007726:Krypton; D008026:Ligation; D011868:Radioisotopes; D012039:Regional Blood Flow / Q000187:drug effects; D012588:Scintillation Counting
chemical_list: D011868:Radioisotopes; D007726:Krypton; D004176:Dipyridamole