选择标准：比较对照和钙通道阻断剂围移植手术期给药的随机对照试验入选。半随机对照试验被排除。
SELECTION CRITERIA: Randomised controlled trials comparing calcium channel blockers given in the peri-transplant period with controls were included. Quasi-randomised trials were excluded.
随机或半随机对照试验，其中包括使用任何雌激素与含雌激素药物（或抗雌激素）针对骨盆腔器官脱垂的作用。
Randomised or quasi-randomised controlled trials that included the use of any oestrogens or drugs with oestrogenic (or anti-oestrogenic) actions for pelvic organ prolapse.
我们也排除了半随机对照研究和使用交叉设计的试验。
We also excluded quasi-randomised trials and trials using a cross-over design.
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