title: Present status and problems of radiation oncology in Japan.
authors.forename: T
authors.initials: T
authors.lastname: Yamashita
mesh_terms: D007564:Japan; D011785:Quality Assurance, Health Care; D018787:Radiation Oncology / Q000458:organization & administration / Q000592:standards* / Q000706:statistics & numerical data; D011878:Radiotherapy / Q000706:statistics & numerical data; D014481:United States; D014495:Universities / Q000458:organization & administration