The development and external validation of simplified T category classification for nasopharyngeal carcinoma to improve the prognostic value in the intensity-modulated radiotherapy era.
Ling-Long TangShao-Bo LiangCheng-Long HuangFan ZhangCheng XuYan-Ping MaoLi TianAi-Hua LinLi LiYuyao SunJun MaPublished in: Cancer medicine (2019)
In the IMRT era, three T categories are more reasonable (merging T2/T3 into T2) and proT3N0-2 (the 8th edition T4N0-2) should be down-staged to stage III.