通常情况下，这类感染无需治疗也会在几个月内自行消失，并不会造成任何旷日持久的问题。
Infection usually clears without treatment within a few months and does not cause any lasting problems.
持久性和慢性病毒感染，一些人类疾病的相关性有明确的主题，会谈将涉及在晚上的会议。
Talks on persistent and chronic viral infections, a topic with clear relevance to a number of human diseases, will be covered in the evening session.
研究报告表明，感染艾滋病毒并免疫抑制的的儿童对免疫扩大计划（EPI， WHO）疫苗的有一个低持久性抗体。
The study suggested that immunosuppressed HIV-infected children have a low persistence of antibodies to the vaccines of the Expanded Program on Immunization (EPI, WHO).
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