Papers speaking to outreach include:
Coyle, S. L., Needle, R. H., & Normand, J. (1999). Outreach-based HIV prevention for injecting drug users: A review of published outcome data. Public Health Reports 113(Suppl 3), 19-30.
Dancy, N. C. & Dutcher, G. A. (2007). HIV/AIDS information outreach: A community-based approach. Journal of the Medical Library Association 95(3), 323-329.
Ford, C. L., Miller, W. C., Smurzynski, M., Leone, P. A. (2007). Key components of a theory-guided HIV prevention outreach model: Pre-outreach preparation community assessment, and a network of key informants. AIDS Education and Prevention 19(2), 173-186.
Godin, G., Naccache, H., Cote, F., LeClerc, R., Frechette, M., & Alary, M. (2008). Promotion of safe sex: Evaluation of a community-level intervention programme in gay bars, saunas and sex shops. Health Education Research 23(2), 287-297.
Needle, R. H., Burrows, D., Friedman, S. R., Dorabjee, J., Touze, G., Badrieva, L., Grund, J. C., Munirathinam Suresh, K., Nigro, L., Manning, G.,& Latkin, C. (2005). Effectiveness of community-based outreach in preventing HIV/AIDS among injecting drug users. International Journal of Drug Policy 16(Suppl 1), 45-57.
Rhodes, S. D., Foley, K. L., Zometa, C. S., Bloom, F. R. (2007). Lay health advisor interventions among Hispanics/Latinos: A qualitative systematic review. American Journal of Preventative Medicine 33(5), 418-427.
Sloboda, Z. (1999). What we have learned from research about the prevention of HIV transmission among drug abusers. Public Health Reports 113(Suppl 1), 194-204.
World Health Organization (WHO) Department of HIV/AIDS Prevention. (2004). Effectiveness for action: Effectiveness of community-based outreach in preventing HIV/AIDS among injecting drug users. Retrieved July 10, 2009, from http://www.psi.org/HIV/IDU/IDU%20Library/Outreach/effectivness%20of%20community%20based%20outreach.pdf