in 12 patients undergoing saphenous vein coronary artery bypass operations , cardiovascular hemodynamics were studied in the awake state ( control ) and during anesthesia with isoflurane ( inspired concentration , 1.24 % , 7 patients ) or with halothane ( inspired concentration , 0.77 % , 5 patients ) .
C0010055
coronary artery bypass operations
C0007226
cardiovascular