Hossain, M. E., Dr. Panna Lal Saha, P. L., Tusher, S. M., Chowdhury, M. N. S., Biswas, S., Nasrin, S., Khanam, H. and Afrin, S. (2021) “Magnesium sulfate versus fentanyl as an adjuvant with bupivacaine in supraclavicular brachial plexus block- A comparative study”, Medico Research Chronicles, 8(6), pp. 475-489. doi: 10.26838/MEDRECH.2021.8.6.565.