Maddipati, S. S., P., S. C., & K., S. (2020). Collision tumor of ovary: a case report on bilateral dermoid cyst with co-existing unilateral mucinous cystadenoma. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 9(7), 3078–3080. https://doi.org/10.18203/2320-1770.ijrcog20202764