M. S. Haque, H. L. R. Khan, R. S. Mahmud, M. Faruq, A. W. Chowdury, and M. S. Ali, “Pulmonary Artery Pressure Profile in Atrial Septal Defect (ASD) Patients”, Bangladesh Heart J, vol. 30, no. 1, pp. 27–28, Jun. 2016.