The radiation exposure in Hiroshima and Nagasaki was a short-lived, intense, exposure to relatively high doses of penetrating radiation.
广岛和长崎的核辐射是较高剂量的穿透性辐射,持续时间短、强度大。
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The investigators concluded that in patients with medulloblastomas or PNET who had been treated with irradiation and high-dose radiation, WMLs are typically short-lived and do not cause symptoms.