Assertion: lassa fever's symptom | /r/CapableOf | begin with progressive fever
Facets:
value: gradually
type: MANNER
Source sentences:
text: Symptoms of Lassa fever begin with gradually progressive fever, weakness, malaise, and gastrointestinal symptoms (eg, nausea, vomiting, diarrhea, dysphagia, stomach ache); symptoms and signs of hepatitis may occur.
text: Symptoms of Lassa fever begin with gradually progressive fever, weakness, malaise, and gastrointestinal symptoms (eg, nausea, vomiting, diarrhea, dysphagia, stomach ache); symptoms and signs of hepatitis may occur.