By SOUMERAI, STARR and MAJUMDAR Evidence is mounting that publication in a peer-reviewed medical journal does not guarantee a study’s validity. Many studies of health care effectiveness do not show the cause-and-effect relationships that they claim. They
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Read the complete post at http://thehealthcareblog.com/blog/2015/09/13/a-design-to-study-design-for-the-perplexed/
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Sep 13 2015, 11:56 AM
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THCB