Standard radiotherapy is unsafe as it can cause harm to vital organs such as the heart, but the proton beam directs high-dose radiation precisely at the affected area.
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The younger Khamenei was born in the holy city of Mashhad in Iran’s northeast in 1969 as the family’s second-oldest son. He fought briefly in the 1980-1988 Iran-Iraq war that consolidated his father’s rise to power and became a cleric, studying at Iran’s main religious seminary city of Qom, according to Encyclopedia Britannica.
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