U.S. National Institutes of Health abstract[permanent dead link]: HIV/AIDS behavioral study in Niger. Chappell C, Didier-Blanchard D, Borwankar R, Thomas L, Hanafi H, Sani M, Vondrasek C; International Conference on AIDS. Int Conf AIDS. 2002 Jul 7-12; 14: abstract no. WePeD6378. AED, Washington, DC, United States