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Fink HA, Ishani A, Taylor BC, Greer NL, MacDonald R, Rossini D, Sadiq S, Lankireddy S, Kane RL, Wilt TJ.Fink HA, et al. Among authors: greer nl.Ann Intern Med. 2012 Apr 17;156(8):570-81. doi: 10.7326/0003-4819-156-8-201204170-00004.Ann Intern Med. 2012.PMID: 22508734Review.
Greer N, Brasure M, Wilt TJ.Greer N, et al.Ann Intern Med. 2012 Jan 17;156(2):141-6. doi: 10.7326/0003-4819-156-2-201201170-00010.Ann Intern Med. 2012.PMID: 22250145Free article.Review.