Methods A random, double blind, and placebo control study was conducted.
方法采用随机双盲、安慰剂平行对照研究。
Method: Take the method of random, double blindness and placebo control for research.
方法：采用随机、双盲、安慰剂对照的方法进行研究。
The control group received placebo adding to regular western medicine.
对照组予西医常规加安慰剂治疗。
The control group were treated with sham operation and placebo.
正常对照组行假手术后，每日皮下注射等量生理盐水。
The control group were treated with sham operation and placebo.
正常对照组行假手术后，每日皮下注射等量生理盐水。
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