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Valdez H, Carlson NL, Post AB, Asaad R, Heeger PS, Lederman MM, Lehmann PV, Anthony DD.Valdez H, et al. Among authors: lehmann pv.AIDS. 2002 May 24;16(8):1113-8. doi: 10.1097/00002030-200205240-00004.AIDS. 2002.PMID: 12004269