GBD 2013 Mortality and Causes of Death, Collaborators (). „Global, regional, and national age-sex specific all-cause and cause-specific mortality for 240 causes of death, 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013”. Lancet. 385 (9963): 117–71. doi:10.1016/S0140-6736(14)61682-2. PMID25530442.
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Patrick R. Murray, Ken S. Rosenthal, Michael A. Pfaller, (). Medical microbiology (ed. 7th ed.). St. Louis, Mo.: Mosby. p. 418. ISBN9780323086929.Mentenanță CS1: Nume multiple: lista autorilor (link) Mentenanță CS1: Text în plus (link)
Centers for Disease Control and Prevention, (CDC) (). „Update to CDC's Sexually transmitted diseases treatment guidelines, 2010: oral cephalosporins no longer a recommended treatment for gonococcal infections”. MMWR. Morbidity and mortality weekly report. 61 (31): 590–4. PMID22874837.
GBD 2013 Mortality and Causes of Death, Collaborators (). „Global, regional, and national age-sex specific all-cause and cause-specific mortality for 240 causes of death, 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013”. Lancet. 385 (9963): 117–71. doi:10.1016/S0140-6736(14)61682-2. PMID25530442.