The Study of a Margin From the Clinic Target Volume (CTV) to the Planning Target Volume (PTV) of Esophagus Carcinoma
Byline
y cao1 *, Z Chi1 , c gao1 , j huo2 , L Wang1 , R Qiu1 , R Li1 , (1) The Fourth Hospital of Hebei Medical University, Shi Jiazhuang, He Bei, CN, (2) The Second Affiliated Hospital of Xingtai Medical College, Xingtai, He Bei, CN