1. Haemophilus ducreyi and chancroid;Hafiz, S.; Kinghom, G.; McEntegart, G.,1984
2. States Public Health Service. Sexually transmitted disease statistics, 1983. Washington DC: US Department of Health and Human;United
3. Epidemiologic, clinical laboratory and therapeutic features of an urban outbreak of chancroid in North America;Hammond, G.; Slutchuk, M.; Scatliff, J.; Sherman, E.; Wilk, J.; Ronald, A.;Rev Infect Dis,1980
4. Pathogenic microbial flora of genital ulcers in Sheffield with particular reference to herpes simplex virus and Haemophilus ducreyi;Kinghorn, G.R.; Hafiz, S.; McEntegart, M.G.;British Journal of Veneral Diseases,1982
5. Centers for Disease Control. Chancroid California;MMWR,1982