Assertion: frontal sinus | /r/HasProperty | the most common source
Facets:
Source sentences:
text: The frontal sinuses are the most common source.
text: Men outnumbered women by 50%, median age was 37 years, frontal sinus was the most common location, and all patients were symptomatic with headache, visual changes, sinusitis, pain, and proptosis/globe displacement being the most frequent symptoms.
text: Osteoma is the most common benign tumor of the nose and paranasal sinuses, and the frontal sinus is its most frequent location.
text: Frontal sinus was the most common primary site (62%), followed by ethmoid sinus (24%).