单项选择题
A.粘膜内癌 B.未侵及肌层的癌 C.粘膜下癌 D.无淋巴结转移的癌 E.侵及肌层的癌
A.0.1cm B.0.5cm C.1cm D.1.5cm E.2cm
A.10~20Gy/2~3周 B.20~30Gy/3~4周 C.35~40Gy/4~4.5周 D.50Gy/6周 E.45~50Gy/3~4周