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, p. 860, Jan. 2024.