Kafle, P., Praveen, C., Kumar, S., Patowary, B., Maharjan, N., Shah, S. and Agrawal, S. 2013. Retrorectal tumors: report of two cases. Journal of College of Medical Sciences-Nepal. 8, 4 (Sep. 2013), 46–50. DOI:https://doi.org/10.3126/jcmsn.v8i4.8701.