Assertion: rubella's incubation period | /r/HasProperty | 11 days
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: The incubation period is usually 11 days, although it may be as few as 9 or as many as 14.
text: The incubation period is usually 11 days, although it may be as few as 9 or as many as 14.