This was a prospective non-randomized community intervention trial designed to test the provision of injectable contraceptives by community-based reproductive health agents (CBRHAs).

这是一项前瞻性非随机性社区干预试验，旨在测试社区的生殖健康代理(CBRHAs)提供的避孕针剂。

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METHODS: a total of 91 elective patients with cholelithiasis and CBD stones diagnosed at magnetic resonance cholangiography (MRC) were included in a prospective, randomized trial.

方法：总共有91名经磁共振胆管造影术中检查有胆结石及胆总管结石的患者纳入一项前瞻性随机试验。

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This finding requires confirmation in an adequately powered prospective randomized controlled trial in patients with milder symptoms.

此发现需要在轻度症状的患者中进行足够有力的前瞻性随机对照试验证实。

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Obviously, these findings are hypothesis-generating only and will have to be tested in a prospective, randomized trial.

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For one, the groups noted the analysis is a retrospective study, not a prospective, randomized controlled clinical trial, which many regard as a gold standard for ferreting out safety concerns.

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The Symplicity HTN-2 trial is an international, multi-center, prospective, randomized, controlled study of renal denervation in patients with treatment-resistant hypertension.

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