Tumor Volume Reduction Rate to Induction Chemotherapy is a Prognostic Factor for Locally Advanced Head and Neck Squamous Cell Carcinoma: A Retrospective Cohort Study oleh Ting-Chun Lin MD, Chi-Hsien Huang MD, Ming-Yu Lien MD, Fu-Ming Cheng MD, Kai-Chiun Li, Chih-Yuan Lin, Ying-Chun Lin, Ji-An Liang, Ti-Hao Wang MD