Mehwish Sharif, Tariq Javaid, Aimen Sajjad, Maria Shireen, Rani Saba Urooj, Abdul Hafeez. “Knowledge of Basic Life Support in Post Graduate Residents in Two Teaching Hospitals”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 12, Jan. 2023, p. 99, doi:10.53350/pjmhs2022161299.