_:vb50954438 . _:vb50954438 . _:vb50954438 . _:vb50954438 "An ovarian benign neoplasm that is characterized by the presence of serous fluid and has_material_basis_in glandular and fibrous tissues, with a relatively large proportion of glands."^^ . _:vb50954438 . _:vb50954438 "url:https://www.ncbi.nlm.nih.gov/pubmed/28861185"^^ . _:vb50954438 .