Assertion: pid | /r/CapableOf | start in the vagina
Facets:
value: usually
type: TEMPORAL
value: via an existing sexually transmitted infection
type: CAUSE
Source sentences:
text: The infection usually starts in the vagina and spreads upwards into the uterus, to the fallopian tubes and eventually reaches the ovaries.
text: PID usually starts in the vagina via an existing sexually transmitted infection.
text: These infections usually start in the vagina