Up to 90% of epidemics occur in the summer and early fall. The illness most commonly strikes people younger than age 30, although older people also may be affected.
Bornholm disease epidemiology and demographics
Haff disease epidemiology and demographics
Drug allergy epidemiology and demographics
Silicosis epidemiology and demographics
Bejel epidemiology and demographics
Diphtheria epidemiology and demographics
Typhus epidemiology and demographics
Vertigo epidemiology and demographics