1Hardin JT,Muskett AD,Canter CE,et al.Primary surgical cloure of large ventricular septal defects in small infants.Ann Thorac Surg, 1992,53:397.
2Kimball TR,Daniels SR,Meyer RA,et al.Effect of digoxin on contractility and symptoms in infants with a large ventricular septal defect.Am J Cardiol,1991,68:1377.
3Rossi AF,Seiden HS,Sadeghi AM,et al.The outcome of cardiac operations in infants weighing two kilograms or less. J Thorac Cardiovasc Surg,1995,116:25.
4Skaryak LA,Lodge AL,Kirshbom PM,et al.Lowflow cardiopulmonary bypass produces greater pulmonary dysfunction than circulatory arrest. Ann Thorac Surg,1996,62:1284.
