Assertion: u wave | /r/CapableOf | register in lead
Facets:
value: according to many studies[which
type: OTHER
value: except v6
type: OTHER
value: often
type: TEMPORAL
Source sentences:
text: According to many studies[which?], U waves often register in all leads except V6, most frequently in V2 and V3 when the heart rate is greater than 96 beats per minute.