TY - JOUR T1 - Daughter cyst sign in the congenital ovarian cyst JF - BMJ Case Reports JO - BMJ Case Reports DO - 10.1136/bcr-2021-243963 VL - 14 IS - 6 SP - e243963 AU - Priya Singh AU - Surya Pratap Singh AU - Hira Lal Y1 - 2021/06/01 UR - http://casereports.bmj.com/content/14/6/e243963.abstract N2 - ER -