PTCA Blalock shunt to main pulmonary trunk probable success 60-85% / moderate risk
ptca blalock shunt to main pulmonary trunk probable success 60-85% / moderate risk
PTCA Blalock shunt to main pulmonary trunk probable success 60-85% / moderate risk (treatment)
ptca blalock shunt to main pulmonary trunk probable success 60-85% / moderate risk (treatment)