Ahmed, S.S. et al. 2023. Comparison Between Prophylactic Use of Intravenous Dexmedetomidine and Intravenous Ketamine for Control of Post-Operative Shivering in Patients Undergoing Surgeries Under Spinal Anaesthesia. Pakistan Armed Forces Medical Journal. 73, 5 (Oct. 2023), 1368–1371. DOI:https://doi.org/10.51253/pafmj.v73i5.9426.