Assertion: pericarditis's cause | /r/HasProperty | postviral
Facets:
value: in ≈80
type: TEMPORAL
Source sentences:
text: In ≈80% of cases in developed countries, the cause of pericarditis is either postviral or “idiopathic,” in that it cannot be attributed to a specific condition.2,3 Because these 2 etiologies are clinically equivalent, the term idiopathic pericarditis will refer to both in this Clinician Update.