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Halvorson SA, Cedfeldt AS, Hunter AJ.Halvorson SA, et al.J Gen Intern Med. 2011 Jan;26(1):95-7. doi: 10.1007/s11606-010-1466-y. Epub 2010 Aug 10.J Gen Intern Med. 2011.PMID: 20697966Free PMC article.
Halvorson SA, Ricker MA, Barker AF, Patton PE, Harrison RA, Hunter AJ.Halvorson SA, et al.J Gen Intern Med. 2012 May;27(5):603-7. doi: 10.1007/s11606-011-1959-3. Epub 2012 Jan 11.J Gen Intern Med. 2012.PMID: 22234445Free PMC article.
Halvorson SA, Gilbert E, Hopkins RS, Liu H, Lopez C, Chu M, Martin M, Sheppard B.Halvorson SA, et al.J Gen Intern Med. 2013 Nov;28(11):1525-9. doi: 10.1007/s11606-013-2490-5. Epub 2013 May 17.J Gen Intern Med. 2013.PMID: 23681843Free PMC article.