AIDS. 1999 Jun 18;13(9):1143-4. Unique Identifier : AIDSLINE
LETTER JOURNAL ARTICLE Enzyme-Linked Immunosorbent Assay Female
Human HIV Antibodies/BLOOD HIV
Infections/COMPLICATIONS/DIAGNOSIS/EPIDEMIOLOGY HIV
Seroprevalence/*TRENDS HIV-1/IMMUNOLOGY Incidence *Prostitution
Spain/EPIDEMIOLOGY Substance Abuse, Intravenous/COMPLICATIONS