食管癌病变部位与上、中、下纵隔淋巴结转移度无显著相关（P<0 .0 1） ；

The site of thoracic esophageal carcinoma was correlated to upper, middle, and lower mediastinal LMR(P<0.01).

youdao

食管癌病变部位与上、中、下纵隔淋巴结转移度无显著相关（P<0 .0 1） ；

The site of thoracic esophageal carcinoma was correlated to upper, middle, and lower mediastinal LMR(P<0.01).

youdao