Efficacy of concurrent chemoradiotherapy with retrograde super selective intra-arterial infusion combined with cetuximab for synchronous multifocal oral squamous cell carcinomas. - Chen, Xuefei; Kioi, Mitomu; Hayashi, Yuichiro; Koizumi, Toshiyuki; Koike, Izumi; Yamanaka, Shoji; Hata, Masaharu; Mitsudo, Kenji (Radiation Oncology, 2023)