Hira Ashfaq, Sabin Zafar, Sundas Dastagir, Bushra Kiran Naeem, Imrana Zulfikar, Raheel Ahmed. Perception of covid-19 vaccine among healthcare workers in Pakistan and Saudi Arabia. j Muhammad Med Coll [Internet]. 2022Jun.21 [cited 2024May4];12(2):139-44. Available from: https://jmmc.mmc.edu.pk/index.php/JMMC/article/view/228