For how many Y were you exposed to smoke from other peoples cigarettes or tobacco products during this time at this location:Time:Pt:^Patient:Qn:PhenX
for how many y were you exposed to smoke from other peoples cigarettes or tobacco products during this time at this location:time:pt:^patient:qn:phenx
For how many Y were you exposed to smoke from other peoples cigarettes or tobacco products during this time at this location:Time:To identify measures at a point in time:^Patient:Quantitative:PhenX
for how many y were you exposed to smoke from other peoples cigarettes or tobacco products during this time at this location:time:to identify measures at a point in time:^patient:quantitative:phenx