ABSTRACT
Radiotherapy is the use of ionizing radiation to treat disease. Ionizing radiation can be delivered by X-ray beams, beams of ionizing particles, e.g. electrons, or by beta or gamma irradiation produced in the decay of radioactive isotopes.
Radiotherapy is the use of ionizing radiation to treat disease. Ionizing radiation can be delivered by X-ray beams, beams of ionizing particles, e.g. electrons, or by beta or gamma irradiation produced in the decay of radioactive isotopes.