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D'Angelo LJ, Abdalian SE, Sarr M, Hoffman N, Belzer M; Adolescent Medicine HIV/AIDS Research Network.D'Angelo LJ, et al.J Adolesc Health. 2001 Sep;29(3 Suppl):72-9. doi: 10.1016/s1054-139x(01)00285-3.J Adolesc Health. 2001.PMID: 11530306