Karki, D., Karki, S., Adhikari, P., Dahal, M., Adhikari, M. and Adhikari, B. 2018. Collision tumor of ovary: A rare entity. Asian Journal of Medical Sciences. 9, 4 (Jul. 2018), 61–64. DOI:https://doi.org/10.3126/ajms.v9i4.20054.