Rashid Minhas, Ali Akbar, Muhammad Mushtaq, Rashid Mehmood, Humayun Siiddique, Manzar Ali 2023. Botulinum Injection and Sphincterotomy for Management of Anal Fissure in Terms of Healing of Anal Fissure: A Randomized Controlled Trial. Pakistan Journal of Medical & Health Sciences. 17, 05 (Jun. 2023), 117. DOI:https://doi.org/10.53350/pjmhs2023175117.