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the recent who/unep report (2013) concluded that endocrine disruptors can cause adverse effects at low environmental levels, may display non-monotonic dose-responses, and that the timing of exposure can be more ciritical than the level of exposure.
最近的世卫组织/环境署报告（2013年）认为，在低环境浓度水平下，内分泌干扰物可能会导致不利影响，可能会表现出非单调剂量-反应，接触时机或许比接触浓度更重要。