(来学网)乳腺癌脑转移作全脑照射时,常用的剂量为
  • A.
    (来学网)20Gy/2w
  • B.
    (来学网)30Gy/2w
  • C.
    (来学网)40Gy/3w
  • D.
    (来学网)45Gy/3w
  • E.
    (来学网)50Gy/5w