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Surgical RCT barriers warrant methodological caution; leaves open whether proposed solutions will improve standards.
The quality and quantity of randomised trials of surgical techniques is acknowledged to be limited. According to Peter McCulloch and colleagues, however, some aspects of surgery present special difficulties for randomised trials. In this article they analyse what these difficulties are and propose some solutions for improving the standards of clinical research in surgery.
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Peter McCulloch (2002) studied this question.
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