Khatun, S. A., Islam, M. R., Khatun, H., Islam, F., & Saha, S. (2021). Therapeutic effectiveness of Glyceryl Trinitrate (GTN) in the Treatment of uncomplicated Chronic Anal Fissure (CAF). Journal of Dhaka National Medical College & Hospital, 27(2), 26–29. https://doi.org/10.3329/jdnmch.v27i2.80134