_:vb50955032 . _:vb50955032 . _:vb50955032 "A mature teratoma that is located_in the pineal region."^^ . _:vb50955032 . _:vb50955032 . _:vb50955032 "url:https://www.ncbi.nlm.nih.gov/pubmed/28236067"^^ . _:vb50955032 .