HIV testing among men who have sex with men in Tijuana, Mexico: a cross-sectional study
Heather A Pines, David Goodman-Meza, Eileen V Pitpitan, Karla Torres, Shirley J Semple, Thomas L Patterson
BMJ Open Feb 2016, 6 (2) e010388; DOI: 10.1136/bmjopen-2015-010388