1. Department of Otorhinolaryngology‑Head and Neck Surgery, Aichi Medical University School of Medicine, Nagakute, Aichi 480‑1195, Japan
2. Division of Biobank, Research Creation Support Center, Aichi Medical University, Nagakute, Aichi 480‑1195, Japan
3. Division of Research Creation, Research Creation Support Center, Aichi Medical University, Nagakute, Aichi 480‑1195, Japan
4. Department of Tumor Immunology, Aichi Medical University School of Medicine, Nagakute, Aichi 480‑1195, Japan