Usama Mazhar, Hina Sagheer, Imam Alam, Inamullah, Rafi Ullah, Rahil Mahmood ur Rahman. “The Magnitude of Pain-Driven Sympathetic Activation After Surgery and Its Gastrointestinal Consequences: A Community-Based Clinical Study”. Pakistan Journal of Medical & Health Sciences, vol. 18, no. 01, Jan. 2024, p. 860, doi:10.53350/pjmhs02024181860.