Abdullah Babar, Ambareen Sifatullah, Imran Ul Haq, Muhammad Javed Khan, Khayyam Farid, Rabia Islam 2023. Role of Intervenous Paracetamol as Preemptive Analgesic for Laparoscopic Cholecystectomy. Pakistan Journal of Medical & Health Sciences. 17, 01 (Mar. 2023), 681. DOI:https://doi.org/10.53350/pjmhs2023171681.