title: Haemangiopericytoma of the floor of the mouth: a case report.
mesh_terms: D006393:Hemangiopericytoma / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009060:Mouth Floor / Q000473:pathology*; D009062:Mouth Neoplasms / Q000473:pathology*