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1 目的与概况因为对肿瘤增敏或对正常组织保护都能提高放疗的治疗比,高氧增敏和低氧保护的事实也被普遍承认,所以近年来人们对低氧放疗倍加重视。国外以苏联为首已开展十多年并取得较好的结果。国内空军航空医学研究所与医
1 Purpose and Overview Because of the increased radiotherapy-to-treatment ratio, hyperoxic sensitization and hypoxia protection due to sensitization to tumors or to normal tissue protection, the fact that hypoxia is hypersensitivity and hypoxia protection is universally acknowledged, so people pay more attention to hypoxemia in recent years. Foreign countries headed by the Soviet Union have been in operation for more than 10 years and achieved good results. Air Force Institute of Aviation Medical and Medical