Assertion: lassa fever's symptom | /r/HasProperty | observable
Facets:
Source sentences:
text: Lassa fever can be mild and has no observable symptoms in about 80% of infected people while the remaining 20% have severe multi system disease.
text: While Lassa fever is mild or has no observable symptoms in about 80% of people infected with the virus, the remaining 20% have a severe multisystem disease.
text: While Lassa fever is mild or has no observable symptoms in about 80% of people infected with the virus, the remaining 20% have a severe multisystem disease.
text: While Lassa fever is mild or has no observable symptoms in about 80% of people infected with the virus, the remaining 20% have a severe multisystem disease.