Prognostic role of interim F-18 fluorodeoxyglucose positron emission tomography-computed tomography during chemoradiation therapy in patients with hypopharyngeal squamous cell carcinoma - Takamitsu Mase; Yutaka Toyomasu; Hajime Ishinaga; Yui Nanpei; Tomoko Kawamura; Akinori Takada; Yasutaka Ichikawa; Noriko Ii; Tomoya Hirata; Kazuhiko Takeuchi; Hajime Sakuma; Yoshihito Nomoto (PLoS ONE, 2026)