Abeck D, Eckert F, Korting HC. Atypical presentation of co-existent Haemophilus ducreyi and Treponema pallidum infection in an HIV-positive male. Acta Derm Venereol [Internet]. 1992 Jan. 1 [cited 2026 Jul. 23];72(1):37-8. Available from: https://medicaljournalssweden.se/actadv/article/view/16598