Impact of Lymph Node Ratio on the Survival of Patients with Hypopharyngeal Squamous Cell Carcinoma: A Population-Based Analysis

por Wang, Yu-Long, Feng, Shou-Hao, Zhu, Ji, Zhu, Guo-Pei, Li, Duan-Shu, Wang, Yu, Zhu, Yong-Xue, Sun, Guo-Hua, Ji, Qing-Hai
Publicado 2013