title: Ovarian cystadenocarcinoma in a 4-year-old girl: report of a case and review of the literature.
mesh_terms: D002675:Child, Preschool; D003536:Cystadenocarcinoma / Q000473:pathology*; D005260:Female; D006801:Humans; D010051:Ovarian Neoplasms / Q000473:pathology*