title: Expedited intervention services for possible occult primary syphilis among MSM with asymptomatic incident syphilis.
authors: Robert A
authors: RA
authors: Gunn
mesh_terms: D016358:Contact Tracing; D018451:Homosexuality, Male; D006801:Humans; D015994:Incidence; D008297:Male; D008403:Mass Screening; D012747:Sexual Partners; D013587:Syphilis / Q000175:diagnosis / Q000188:drug therapy* / Q000503:physiopathology*; D013588:Syphilis Serodiagnosis