Influence of age and geographical origin in the prevalence of high risk human papillomavirus in migrant female sex workers in Spain
J del Amo, C González, J Losana, P Clavo, L Muñoz, J Ballesteros, A García-Saiz, M J Belza, M Ortiz, B Menéndez, J del Romero, F Bolumar
Sexually Transmitted Infections Feb 2005, 81 (1) 79-84; DOI: 10.1136/sti.2003.008060