Assertion: cancer | /r/CapableOf | start in immune system cells
Facets:
value: within the salivary glands
type: LOCATION
value: rarely
type: TEMPORAL
Source sentences:
text: Rarely, these cancers start in immune system cells within the salivary glands.
text: Lymphomas (cancers starting in immune system cells called lymphocytes) can occur in the nasal cavity and paranasal sinuses.
text: (cancers starting in immune system cells called lymphocytes) can occur in the nasal cavity and paranasal sinuses.