Illness or injury onset date and time:TmStp:Pt:^Patient:Qn
illness or injury onset date and time:tmstp:pt:^patient:qn
Illness or injury onset date and time:Time Stamp-Date and Time:To identify measures at a point in time:^Patient:Quantitative
illness or injury onset date and time:time stamp-date and time:to identify measures at a point in time:^patient:quantitative