Assertion: rubella's complication | /r/CapableOf | affect knee
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Complications occur more frequently in adult women, who may experience arthritis or arthralgia, often affecting the fingers, wrists and knees.
text: Complications from rubella infection occur more frequently in adult women, who may experience symptoms in their joints (i.e., arthritis or arthralgia, often affecting the fingers, wrists and knees), which rarely last for more than a month after appearance of the rash.