title: [About the present condition of the quality assurance and the quality control in external radiotherapy].
authors.forename: Yoshihiro
authors.initials: Y
authors.lastname: Enokido
mesh_terms: D007564:Japan; D011785:Quality Assurance, Health Care; D011786:Quality Control; D011878:Radiotherapy / Q000592:standards*; D011795:Surveys and Questionnaires