Kaur Mohi, J., Singh, J., Kaur, A., Haq, S. and Kaur, N. 2016. A rare case of primary umbilical endometriosis in a nulliparous female confirmed on imaging and histopathology: Case report. International Journal of Medical Research and Review. 4, 8 (Aug. 2016), 1415-1419. DOI:https://doi.org/10.17511/ijmrr.2016.i08.21.