For how many Y have you been exposed to this loud sound:Time:Pt:^Patient:Qn:PhenX
for how many y have you been exposed to this loud sound:time:pt:^patient:qn:phenx
For how many Y have you been exposed to this loud sound:Time:To identify measures at a point in time:^Patient:Quantitative:PhenX
for how many y have you been exposed to this loud sound:time:to identify measures at a point in time:^patient:quantitative:phenx