History of anastomosis of pulmonary-subclavian artery by Blalock-Taussig operation
history of anastomosis of pulmonary-subclavian artery by blalock-taussig operation
History of anastomosis of pulmonary-subclavian artery by Blalock-Taussig operation (situation)
history of anastomosis of pulmonary-subclavian artery by blalock-taussig operation (situation)