Kent ME, Romanelli F (February 2008). "Reexamining syphilis: an update on epidemiology, clinical manifestations, and management". Annals of Pharmacotherapy. 42 (2): 226–36. doi:10.1345/aph.1K086. PMID18212261. S2CID23899851.
Zhou D, Han Y, Yang R (2006). "Molecular and physiological insights into plague transmission, virulence and etiology". Microbes Infect. 8 (1): 273–84. doi:10.1016/j.micinf.2005.06.006. PMID16182593.
Kilonzo BS, Makundi RH, Mbise TJ (1992). "A decade of plague epidemiology and control in the Western Usambara mountains, north-east Tanzania". Acta Tropica. 50 (4): 323–9. doi:10.1016/0001-706X(92)90067-8. PMID1356303.
Kent ME, Romanelli F (February 2008). "Reexamining syphilis: an update on epidemiology, clinical manifestations, and management". Annals of Pharmacotherapy. 42 (2): 226–36. doi:10.1345/aph.1K086. PMID18212261. S2CID23899851.
Zhou D, Han Y, Yang R (2006). "Molecular and physiological insights into plague transmission, virulence and etiology". Microbes Infect. 8 (1): 273–84. doi:10.1016/j.micinf.2005.06.006. PMID16182593.
Kilonzo BS, Makundi RH, Mbise TJ (1992). "A decade of plague epidemiology and control in the Western Usambara mountains, north-east Tanzania". Acta Tropica. 50 (4): 323–9. doi:10.1016/0001-706X(92)90067-8. PMID1356303.
Kent ME, Romanelli F (February 2008). "Reexamining syphilis: an update on epidemiology, clinical manifestations, and management". Annals of Pharmacotherapy. 42 (2): 226–36. doi:10.1345/aph.1K086. PMID18212261. S2CID23899851.