群组随机对照试验
Group randomized controlled trial
以上为机器翻译结果，长、整句建议使用 人工翻译 。
对比较在家里或在诊所进行药物流产的随机对照试验和前瞻性群组研究进行系统搜索。
A systematic search for randomized controlled trials and prospective cohort studies comparing home-based and clinic-based medical abortion was conducted.
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