Zhang, Y., & Qian, Y. jun. (2021). Pulmonary Artery Sling with Tracheal Stenosis Combined with A Large Ventricular Septal Defect in A Two-Month-Old Boy: A Case Report: Pulmonary Artery Sling with Ventricular Septal Defect . The Heart Surgery Forum, 24(6), E1043-E1045. https://doi.org/10.1532/hsf.4261