D. Balasubramaniam, K. Y. Duraisamy, M. Ezhilmani, and A. Subramanium, Trans., “Rare conditions mimicking bladder endometriosis”, Indian J Case Reports, vol. 4, no. 6, pp. 450–453, Dec. 2018, doi: 10.32677/IJCR.2018.v04.i06.013.