2017-10-01 2017-10-01 24 hours prior to cath lab presentation.]]> 2017-10-01 2017-10-01 2017-10-01 2017-10-01 2017-10-01 2017-10-01 2017-10-01 2017-10-01 2017-10-01 2017-10-01 2017-10-01 = 50% in at least one vessel.]]> 2017-10-01 = 50 % in a vessel.]]> 2017-10-01 2017-10-01 2017-10-01