Hossain, ASM Iftekher, Nazmul Hosain, Syed Monirul Islam, AYM Shahidullah, Zahidur Rahman, Mamunur Rahhman, and Md Abul Kashem. 2019. “Sildenafil in Perioperative Management of Congenital Shunt Anomaly Patients With Pulmonary Hypertension”. Cardiovascular Journal 12 (1):9-12. https://doi.org/10.3329/cardio.v12i1.43412.