由于多次输血，人体器官含铁严重过量，需要进行特定治疗来控制这一状况。
As a result of multiple transfusions, organs become severely overloaded with iron and a specific treatment is needed to manage this condition.
由于寨卡病毒可能进一步出现国际传播，且一些地区缺乏疫苗、特效治疗手段和快速诊断检测方法，世卫组织深为关注这一迅速变化的情况。
WHO is deeply concerned about this rapidly evolving situation, because of the potential for further international spread and the absence of vaccines, specific treatments, and rapid diagnostic tests.
在过去的几十年中，由于新的、更好的治疗方法的使用，癌症患儿的存活率明显提高。知道这一点，或许对他们会有所帮助。
It may help to learn that cancer survival rates for children have improved significantly during the last several decades due to new and better treatments.
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