between august 1983 and october 1984 , 44 patients ( 39 male and 5 female , mean age 53 years ) underwent multivessel percutaneous transluminal coronary angioplasty involving 2 vessels in 37 ( 84 % ) , 3 vessels in 4 ( 9 % ) , 4 vessels in 1 ( 2 % ) and coronary artery bypass graft plus 1 or 2 vessels in 2 ( 5 % ) .
C2936173
percutaneous transluminal coronary
C0005847
vessels