title: HIV infection in London.
mesh_terms: D000328:Adult; D015331:Cohort Studies; D005260:Female; D015528:HIV Seroprevalence / Q000639:trends*; D006801:Humans; D007231:Infant, Newborn; D008131:London / Q000453:epidemiology; D011247:Pregnancy; D015819:Substance Abuse, Intravenous / Q000150:complications / Q000453:epidemiology