title: Total occlusion of the left main coronary artery: the Coronary Artery Surgery Study (CASS) experience.
mesh_terms: D000328:Adult; D000368:Aged; D006328:Cardiac Catheterization; D002986:Clinical Trials as Topic; D003097:Collateral Circulation; D017023:Coronary Angiography; D001026:Coronary Artery Bypass; D003327:Coronary Disease / Q000175:diagnosis / Q000401:mortality / Q000601:surgery*; D003937:Diagnosis, Differential; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D009200:Myocardial Contraction