title: Code of practice for electron beam dosimetry in radiotherapy.
mesh_terms: D003037:Cobalt Radioisotopes / Q000627:therapeutic use; D004583:Electrons; D006801:Humans; D008433:Mathematics; D011785:Quality Assurance, Health Care; D011878:Radiotherapy / Q000295:instrumentation; D011879:Radiotherapy Dosage / Q000592:standards*; D014965:X-Rays
chemical_list: D003037:Cobalt Radioisotopes