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Shaheen NJ, Weinberg DS, Denberg TD, Chou R, Qaseem A, Shekelle P; Clinical Guidelines Committee of the American College of Physicians.Shaheen NJ, et al. Among authors: chou r.Ann Intern Med. 2012 Dec 4;157(11):808-16. doi: 10.7326/0003-4819-157-11-201212040-00008.Ann Intern Med. 2012.PMID: 23208168Free article.
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Qaseem A, Chou R, Humphrey LL, Starkey M, Shekelle P; Clinical Guidelines Committee of the American College of Physicians.Qaseem A, et al. Among authors: chou r.Ann Intern Med. 2011 Nov 1;155(9):625-32. doi: 10.7326/0003-4819-155-9-201111010-00011.Ann Intern Med. 2011.PMID: 22041951Free article.
Qaseem A, Chou R, Humphrey LL, Shekelle P; Clinical Guidelines Committee of the American College of Physicians.Qaseem A, et al. Among authors: chou r.Am J Med Qual. 2014 Mar-Apr;29(2):95-8. doi: 10.1177/1062860613489339. Epub 2013 May 23.Am J Med Qual. 2014.PMID: 23709472