Osamah Ahmed, Sabrina Ali, Mohsin Saleem, Akhtar Hussain, Khan Muhammad Yaqub, and Raja Muhammad Nousherwan. “Post Operative Management of Shivering: A Comparison Between the Efficacy of Tramadol and Pethidine”. Pakistan Armed Forces Medical Journal 76, no. SUPPL-8 (July 16, 2026): S1403-S1408. Accessed September 9, 2026. https://pafmj.org/PAFMJ/article/view/14611.