Assertion: pyelonephritis | /r/RelatedTo | the reflux of urine
Facets:
value: often
type: TEMPORAL
value: to the upper urinary tract
type: TRANSITIVE-OBJECT
Source sentences:
text: Pyelonephritis is often associated with the reflux of urine from the bladder to the upper urinary tract.
text: Pyelonephritis is often associated with the reflux of urine from the bladder to the upper urinary tract.