Shehzad, F. et al. 2023. Pain Management of Patients under General Anaesthesia Nalbuphine Alone or Nalbuphine with Ketorolac. Pakistan Armed Forces Medical Journal. 73, SUPPL-1 (Jul. 2023), S9–13. DOI:https://doi.org/10.51253/pafmj.v73iSUPPL-1.4894.