selected publications article Prevalence of antibodies against Chlamydia trachomatis and Neisseria gonorrhoeae in Mexican populations [Prevalencia de anticuerpos anti-Chlamydia trachomatis y anti-Niesseria gonorrhoeae en grupos de individuos de la poblaciĆ³n mexicana]. Salud Publica de Mexico. 45:S681-S689. 2003-01-01