TownsJMLeslieDEDenhamI, et al.Painful and multiple anogenital lesions are common in men with Treponema pallidum PCR-positive primary syphilis without herpes simplex virus coinfection: A cross-sectional clinic-based study. Sexually Transmitted Infections2016; 92: 110–115.
3.
SischyAda L’ExpostoFDangorY, et al.Syphilis serology in patients with primary syphilis and non-treponemal sexually transmitted diseases in Southern Africa. Sexually Transmitted Infections1991; 67: 129–132.
4.
RichardsonDKumarPJarichaT, et al.Primary syphilis in men causes painful anogenital lesions and serology isn’t always helpful. Sexually Transmitted Infections2020; 96(8): 620. (online first).
5.
RichardsonDFitzpatrickCDevlinJ, et al.Primary syphilis lesion characteristics, serological response and management in HIV positive and HIV negative men who have sex with men. International Journal STD AIDS2020; 31(14): 1359–1363. (online first).