title: [Use of the image subtraction method in otorhinolaryngological radiology].
mesh_terms: D000792:Angiography; D002339:Carotid Arteries; D002533:Cerebral Angiography; D006801:Humans; D009880:Ophthalmic Artery; D010038:Otorhinolaryngologic Diseases / Q000000981:diagnostic imaging*; D010255:Paranasal Sinus Neoplasms / Q000000981:diagnostic imaging*; D013382:Subtraction Technique; D013679:Technology, Radiologic
vernacular_title: Utilità del metodo della sottrazione di immagini in radiologia otorinolaringoiatrica.