这里有9种疾病综合症曾经长期共同困扰过流行病学家和内科医生。

Here are nine diseases or syndromes that historically baffled epidemiologists and physicians alike.

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这将美国成千上万的患有慢性疾病综合症的人置于何处？当然是失望沮丧中。

So where does this leave the millions of people in the United States who suffer from chronic fatigue syndrome? Frustrated.

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结论右房同形异构为复杂的疾病综合症，有其特征性心脏伴随病变，超声心动图可为外科治疗提供重要的诊断。

Conclusion Right atrial isomerism is a kind of complex syndrome with characteristic associated cardiac phenotypes. Echocardiography could provide important pre-operative diagnosis.

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