CPR guidance provided by dispatch prior to EMS arrival:PrThr:Pt:^Patient:Ord
cpr guidance provided by dispatch prior to ems arrival:prthr:pt:^patient:ord
CPR guidance provided by dispatch prior to EMS arrival:Presence or Threshold:To identify measures at a point in time:^Patient:Ordinal
cpr guidance provided by dispatch prior to ems arrival:presence or threshold:to identify measures at a point in time:^patient:ordinal