Comparisons of Effect Sizes from RCTs and non RCTs

Full Title: A systematic review of comparisons of effect sizes derived from randomised and non-randomised studies.Health Technol Assess 2000;4(34). This article compares RCTs and quasi-experimental and observational studies (non randomised controlled trials).
Author : RR MacLehose, BC Reeves,IM Harvey,TA Sheldon,IT Russell, AMS Black
Author Email : Not provided
Country of Origin : United Kingdom

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