Hossain, M. S., Sanjowal, L., Rahman, M. A., Rashid, M., Alamgir, M., Waliullah, M., Babu, A. R., Saha, D. and Islam, M. (2019) “A Comparison of Effectiveness f Betamethasone Gel and Lignocaine Jelly Applied to Tracheal Tube on Postoperative Sore Throat”, Faridpur Medical College Journal, 13(2), pp. 58–61. doi: 10.3329/fmcj.v13i2.43621.