Latif, R.; Nazneen, Z.; Khattak, R.; Shah, A. A.; Siddiqi, A.; Aaqil, B.; Mehmood, Q. Nalbuphine and Tramadol in the Treatment of Post Spinal Anesthesia Shivering: A Randomized Control Study. Pak J Phsyiol 2020, 16, 17-20.