Assertion: lassa fever's symptom | /r/HasProperty | difficult to distinguish
Facets:
Source sentences:
text: Symptoms of Lassa fever can be difficult to distinguish from malaria and typhoid; therefore, other potentially serious illnesses should be considered in an individual returning from an endemic area with an appropriate history
text: Symptoms of Lassa fever can be difficult to distinguish from malaria and typhoid; therefore, other potentially serious illnesses should be considered in an individual returning from an endemic area with an appropriate history