Intraoperative radiation therapy.
D000008:Abdominal Neoplasms / Q000532:radiotherapy* / Q000601:surgery; D006801:Humans; D007430:Intraoperative Care / Q000379:methods*; D010315:Particle Accelerators; D010386:Pelvic Neoplasms / Q000532:radiotherapy* / Q000601:surgery; D011882:Radiotherapy, High-Energy / Q000379:methods