How old were you when you were first told by a medical person that you had kidney failure:Time:Pt:^Patient:Qn:PhenX
how old were you when you were first told by a medical person that you had kidney failure:time:pt:^patient:qn:phenx
How old were you when you were first told by a medical person that you had kidney failure:Time:To identify measures at a point in time:^Patient:Quantitative:PhenX
how old were you when you were first told by a medical person that you had kidney failure:time:to identify measures at a point in time:^patient:quantitative:phenx