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Wall KM, Khosropour CM, Sullivan PS.Wall KM, et al. Among authors: sullivan ps.J Int Assoc Physicians AIDS Care (Chic). 2010 Sep-Oct;9(5):284-8. doi: 10.1177/1545109710379051. Epub 2010 Sep 14.J Int Assoc Physicians AIDS Care (Chic). 2010.PMID: 20841438Free PMC article.
Mackellar DA, Hou SI, Whalen CC, Samuelsen K, Sanchez T, Smith A, Denson D, Lansky A, Sullivan P; WHBS Study Group.Mackellar DA, et al.Sex Transm Dis. 2011 May;38(5):419-28. doi: 10.1097/OLQ.0b013e31820369dd.Sex Transm Dis. 2011.PMID: 21183863