title: Introduction to the use of negative pi-mesons in radiation therapy: Rutherford 1964, revisited.
mesh_terms: D001955:British Columbia; D004307:Dose-Response Relationship, Radiation; D004601:Elementary Particles; D004739:England; D006801:Humans; D008961:Models, Structural; D009369:Neoplasms / Q000532:radiotherapy*; D010100:Oxygen; D010315:Particle Accelerators; D011882:Radiotherapy, High-Energy; D012062:Relative Biological Effectiveness; D012426:Russia; D013557:Switzerland; D014481:United States
chemical_list: D010100:Oxygen