Bradshaw CS, Tabrizi SN, Read TR, et al. Etiologies of nongonococcal urethritis: bacteria, viruses, and the association with orogenital exposure. J. Infect. Dis.. February 2006, roč. 193, čís. 3, s. 336–45. Dostupné online. doi:10.1086/499434. PMID16388480.
Bradshaw CS, Tabrizi SN, Read TR, et al. Etiologies of nongonococcal urethritis: bacteria, viruses, and the association with orogenital exposure. J. Infect. Dis.. February 2006, roč. 193, čís. 3, s. 336–45. Dostupné online. doi:10.1086/499434. PMID16388480.
Bradshaw CS, Tabrizi SN, Read TR, et al. Etiologies of nongonococcal urethritis: bacteria, viruses, and the association with orogenital exposure. J. Infect. Dis.. February 2006, roč. 193, čís. 3, s. 336–45. Dostupné online. doi:10.1086/499434. PMID16388480.