Assertion: miscarriage | /r/DefinedAs | spontaneous loss of a fetus
Facets:
value: before the 20th week of pregnancy
type: TEMPORAL
value: often
type: TEMPORAL
Source sentences:
text: A miscarriage is defined as the spontaneous loss of a fetus before it is viable, which in the United States is the 20th week of pregnancy.
text: Miscarriage is often defined as a spontaneous loss of the fetus before the 20th week of pregnancy, and happens usually from naturally occurring events other than a medical or surgical abortion.