title: Treatment planning for negative pi-meson radiation therapy: simultaneous multi-port irradiation with the Stanford Medical Pion Generator (SMPG).
mesh_terms: D004583:Electrons; D004601:Elementary Particles; D006801:Humans; D009369:Neoplasms / Q000532:radiotherapy*; D010315:Particle Accelerators; D011879:Radiotherapy Dosage; D011882:Radiotherapy, High-Energy