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Korthuis PT, Saha S, Fleishman JA, McGrath MM, Josephs JS, Moore RD, Gebo KA, Hellinger J, Beach MC; HIV Research Network.Korthuis PT, et al.J Gen Intern Med. 2008 Dec;23(12):2046-52. doi: 10.1007/s11606-008-0788-5. Epub 2008 Oct 2.J Gen Intern Med. 2008.PMID: 18830770Free PMC article.