Assertion: pericarditis | /r/HasProperty | fibrous sac
Facets:
Source sentences:
text: Pericarditis is inflammation of the pericardium (the fibrous sac surrounding the heart).
text: Pericarditis is inflammation of the pericardium (the fibrous sac surrounding the heart).
text: Pericarditis is inflammation of the pericardium (the fibrous sac surrounding the heart).