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(… PAR-tih-kul RAY-dee-AY-shun THAYR-uh-pee)
| | A type of external radiation therapy that uses a special machine to make invisible, high-energy particles (protons or helium ions) that kill cancer cells. This type of radiation may cause less damage to nearby healthy tissue than radiation therapy with high-energy x-rays. |
| Previous Definitions: | Chamberlain procedure, chamomile, change of life, Chantix, chaplain | | Next Definitions: | chelating agent, chemical imbalance, chemoembolization, chemoimmunotherapy, chemoprevention |
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