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Weifeng Weng, Hess BJ, Lynn LA, Holmboe ES, Lipner RS.Weifeng Weng, et al. Among authors: hess bj.Eval Health Prof. 2010 Sep;33(3):302-20. doi: 10.1177/0163278710376400.Eval Health Prof. 2010.PMID: 20801974