Jahan, B Ishrat, et al. “Comparative Efficacy of Nalbuphine Hydrochloride Vs. Tramadol Hydrochloride for Post-Operative Analgesia in Orthopaedic Surgeries: A Double-Blind Randomized Control Study”. Journal of Neonatal Surgery, vol. 14, no. 8S, Mar. 2025, pp. 1-5, doi:10.52783/jns.v14.2486.