title: Haemagiopericytoma: a rare tumor with an eventual malignant clinical behavior.
authors.forename: O
authors.initials: O
authors.lastname: Tzaida
authors.forename: P
authors.initials: P
authors.lastname: Vogiatzis
authors.forename: P
authors.initials: P
authors.lastname: Zarganis
authors.forename: M
authors.initials: M
authors.lastname: Britsou
authors.forename: A
authors.initials: A
authors.lastname: Nisiotis
authors.forename: P
authors.initials: P
authors.lastname: Arapantoni-Dadioti
authors.forename: A E
authors.initials: AE
authors.lastname: Athanassiou
mesh_terms: D000328:Adult; D006393:Hemangiopericytoma / Q000175:diagnosis* / Q000473:pathology / Q000628:therapy*; D006801:Humans; D008297:Male; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis* / Q000473:pathology / Q000628:therapy*; D016896:Treatment Outcome