Diphtheria in Russia a reminder of risk.
Fontanarosa
P B
PB
D004165:Diphtheria / Q000453:epidemiology / Q000503:physiopathology / Q000517:prevention & control; D004196:Disease Outbreaks / Q000517:prevention & control; D006801:Humans; D012426:Russia / Q000453:epidemiology; D014611:Vaccination