MASOUD BAHADDIN, M. “REVIEW OF OUTCOME OF CLOSED VERSUS OPEN LATERAL INTERNAL PARTIAL SPHINCTEROTOMY IN THE TREATMENT OF CHRONIC ANAL FISSURE”. Duhok Medical Journal, Vol. 14, no. 1, Aug. 2020, pp. 12-18, https://dmj.uod.ac/index.php/dmj/article/view/114.