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Davies S, McDonald KM, Schmidt E, Schultz E, Geppert J, Romano PS.Davies S, et al. Among authors: schultz e.Med Care. 2011 Aug;49(8):679-85. doi: 10.1097/MLR.0b013e3182159e65.Med Care. 2011.PMID: 21478780
McDonald KM, Schultz EM, Chang C.McDonald KM, et al.Perm J. 2013 Fall;17(4):52-61. doi: 10.7812/TPP/13-010. Epub 2013 Sep 13.Perm J. 2013.PMID: 24079357Free PMC article.Review.
McDonald KM, Chang C, Schultz E.McDonald KM, et al. Among authors: schultz e.Rockville (MD): Agency for Healthcare Research and Quality (US); 2013 Feb. Report No.: 13-EHC041-EF.Rockville (MD): Agency for Healthcare Research and Quality (US); 2013 Feb. Report No.: 13-EHC041-EF.PMID: 23487867Free Books & Documents.Review.