Sweety -, Kumar S, Prasad S. Comparative Study of Tramadol and Nalbuphine as an Adjuvant to Ropivacaine in Supraclavicular Block: A Cross-Sectional Observational Study. IJMBS [Internet]. 2025 Feb. 27 [cited 2026 Apr. 16];9(1):212-6. Available from: https://mail.ijmbs.info/index.php/ijmbs/article/view/3035