title: Verification systems--tools or toys?
authors.affiliation: Department of Radiotherapy and Oncology, Royal Marsden NHS Trust, Sutton, Surrey, UK.
authors.forename: D M
authors.initials: DM
authors.lastname: Tait
mesh_terms: D011878:Radiotherapy / Q000295:instrumentation* / Q000639:trends; D013679:Technology, Radiologic / Q000295:instrumentation* / Q000639:trends