Rick Varma

Characteristics associated with attending community-based versus clinic-based HIV testing services among overseas-born gay, bisexual, and men who have sex with men in Sydney, Australia

Background Overseas-born gay, bisexual, and other men who have sex with men (GBMSM) experience higher HIV notification rates compared with Australian-born GBMSM. This disparity is perpetuated by delayed access to HIV testing and biomedical prevention driven by a range of factors...

Clearance of Treponema pallidum from oral and anal sites after treatment of secondary syphilis: results from a multi-centre, prospective, cross-sectional study

Background Syphilis is increasing worldwide, and secondary syphilis may represent its most infectious stage. Scarce data exist on Treponema pallidum clearance after treatment. We aimed to determine the frequency and load of T. pallidum mucosal shedding, and time to clearance foll...