Left atrial outflow obstruction in the dog. An experimental technique.
D000790:Angiocardiography; D000818:Animals; D006328:Cardiac Catheterization / Q000009:adverse effects; D004285:Dogs; D006325:Heart Atria; D006334:Heart Function Tests; D008722:Methods; D008946:Mitral Valve Stenosis; D013923:Thromboembolism / Q000517:prevention & control