In this multicenter, randomized trial, we compared preoperative biliary drainage with surgery alone for patients with cancer of the pancreatic head.

在这项多中心的随机(对照)研究中，我们对胰头癌患者术前胆道引流与直接手术进行了比较。

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Patients and METHODS: Patients eligible for this multicenter, phase II trial had metastatic poorly differentiated neuroendocrine carcinoma and had received no previous treatment.

病人和方法：符合这次多中心二期实验的病人患有转移性低分化神经内分泌癌，并且之前未接受任何治疗。

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This multicenter trial questions the benefits of DHA supplementation during pregnancy.

这项试验质疑了在孕期服用DHA补充剂的益处。

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The research with CDX-110 is further along, but results from the first multicenter trial will not be made public until later this spring.

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