title: Center for Devices and Radiological Health Problem Reporting Program for Radiation Therapy Devices (summary reports received from January 1991 to June 1991).
authors.affiliation: Center for Devices and Radiological Health, Rockville, MD 20857.
authors.forename: C D
authors.initials: CD
authors.lastname: Evans
mesh_terms: D004869:Equipment Safety; D006801:Humans; D011358:Product Surveillance, Postmarketing; D011878:Radiotherapy / Q000295:instrumentation*