Syed Yar Muhammad Shah, Mohammad Yasin, Umar Farooq, Naseer Ahmad, Fazal Mustaan, and Qaisar Ali. “Frequency of Post COVID Vaccination Undesirable Effects in Faculty and Students of Ayub Medical College”. Pakistan Journal of Chest Medicine 29, no. 3 (September 2, 2023): 308–312. Accessed May 30, 2026. https://www.pjcm.net/index.php/pjcm/article/view/761.