When did you have dietary supplements such as vitamins and minerals:TmStp:Pt:^Patient:Qn:PhenX
when did you have dietary supplements such as vitamins and minerals:tmstp:pt:^patient:qn:phenx
When did you have dietary supplements such as vitamins and minerals:Time Stamp-Date and Time:To identify measures at a point in time:^Patient:Quantitative:PhenX
when did you have dietary supplements such as vitamins and minerals:time stamp-date and time:to identify measures at a point in time:^patient:quantitative:phenx