Muhammad Zahid Ali Raza, Aamir Siddique, Shaoib Ahmed Zia, Tayyab Mohyuddin, Arslan Aslam Chahudhary, Faiza Altaf 2023. Comparative Study of Beta-Blockers Versus Calcium Channel Blockers in the Management of Stable Angina in Elderly Patients. Pakistan Journal of Medical & Health Sciences. 17, 08 (Aug. 2023), 172. DOI:https://doi.org/10.53350/pjmhs2023178172.