Weinhardt Lance S, Galvão Loren W, Stevens Patricia E, Masanjala Winford H, Bryant Cecily, Ng'ombe Thokozani
Department of Psychiatry and Behavioral Medicine, Center for AIDS Intervention Research, Medical College of Wisconsin, 2071 N Summit Ave, Milwaukee, WI 53211, USA.
AIDS Behav. 2009 Jun;13(3):470-3. doi: 10.1007/s10461-009-9561-y. Epub 2009 Apr 11.