title: Re-emerging syphilis in gay men: a case-control study of behavioural risk factors and HIV status.
authors.affiliation: North West Public Health Observatory, Public Health Sector, School of Health and Human Sciences, Liverpool, UK. m.a.bellis@livjm.ac.uk
authors.forename: M A
authors.initials: MA
authors.lastname: Bellis
authors.forename: P
authors.initials: P
authors.lastname: Cook
authors.forename: P
authors.initials: P
authors.lastname: Clark
authors.forename: Q
authors.initials: Q
authors.lastname: Syed
authors.forename: A
authors.initials: A
authors.lastname: Hoskins
mesh_terms: D000328:Adult; D016022:Case-Control Studies; D021821:Communicable Diseases, Emerging / Q000453:epidemiology*; D004739:England / Q000453:epidemiology; D015658:HIV Infections / Q000150:complications / Q000523:psychology*; D018451:Homosexuality, Male; D006801:Humans; D008297:Male; D012307:Risk Factors; D012309:Risk-Taking; D019966:Substance-Related Disorders / Q000150:complications; D013587:Syphilis / Q000150:complications / Q000453:epidemiology*