title: Cluster of HIV-2 infections among older male bisexuals in Gipuzkoa, Basque Country, Spain.
authors.forename: E
authors.initials: E
authors.lastname: Perez-Trallero
authors.forename: E
authors.initials: E
authors.lastname: de la Puente
authors.forename: G
authors.initials: G
authors.lastname: Cilla
mesh_terms: D000328:Adult; D000368:Aged; D001727:Bisexuality; D015658:HIV Infections / Q000453:epidemiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012307:Risk Factors; D012725:Sexual Behavior; D013030:Spain / Q000453:epidemiology