Epidemictyphus exists in highland populations in Africa and South America.
该病多发于非洲与南美洲等地的高原人群。
2
Epidemictyphus spread by the body louse is the most severe. it is one of the great scourges of history associated with crowded filthy conditions.
由体虱传播的流行性斑疹伤寒是最严重的一型，为人类史上的一大灾难，与拥挤、肮脏的人们形影相随。
3
Like dysentery, typhus, diphtheria, the epidemic brain keel turns the membrane inflammation and hepatitis B and so on, may have the recovery period cause of disease carrier.