title: HIV prevalence: anonymous surveys yield more evidence.
authors.forename: T
authors.initials: T
authors.lastname: Delamothe
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D015528:HIV Seroprevalence; D006801:Humans; D007231:Infant, Newborn; D008131:London / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000453:epidemiology