Assertion: smallpox's symptom | /r/HasProperty | severe
Facets:
Source sentences:
text: These symptoms typically last two to four days and are severe enough to prevent normal day-to-day activities.
text: Other less common but more severe forms of smallpox included a) flat-type smallpox with a mortality rate >96% and characterized by severe toxemia and flat, velvety, confluent lesions that did not progress to the pustular stage; and b) hemorrhagic-type smallpox, characterized by severe prodromal symptoms, toxemia, and a hemorrhagic rash that was almost always fatal, with death occurring 5--6 days after rash onset (4).
text: Symptoms are severe and permanently disfiguring.