Munif, Mohammad Raguib. “Surgical Repair of Orocutaneous Fistula in the Left Submandibular Region of a Day-Old Calf With Ectopic Incisors”. Journal of Advanced Veterinary and Animal Research, vol. 9, no. 3, Sept. 2022, pp. 509-15, https://banglajol.info/index.php/JAVAR/article/view/80370.