title: Salivary gland tumors treated by postoperative electron and photon therapy or by neutrons.
mesh_terms: D003131:Combined Modality Therapy; D004583:Electrons; D004601:Elementary Particles; D006801:Humans; D009502:Neutrons; D012468:Salivary Gland Neoplasms / Q000532:radiotherapy* / Q000601:surgery