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Lieber E, Chin D, Li L, Rotheram-Borus MJ, Detels R, Wu Z, Guan J; National Institute of Mental Health (NIMH) Collaborative HIV Prevention Trial Group.Lieber E, et al.AIDS Educ Prev. 2009 Oct;21(5):415-29. doi: 10.1521/aeap.2009.21.5.415.AIDS Educ Prev. 2009.PMID: 19842826Free PMC article.