Ullah, S., Khowaja, A., Merkhand, N. N., Khowaja, R., Khan, W., Mangi, A. R., Khushk, S. A., & Sial, J. A. (2023). Obstructive Coronary Artery Disease in Patients Undergoing Rheumatic Valvular Heart Surgery. Pakistan Heart Journal, 56(1), 61–65. https://doi.org/10.47144/phj.v56i1.2399