How many periods like this did you have in your life, lasting 2 or more Ws:Num:Pt:^Patient:Qn:CIDI-SF
how many periods like this did you have in your life, lasting 2 or more ws:num:pt:^patient:qn:cidi-sf
How many periods like this did you have in your life, lasting 2 or more Ws:Number:To identify measures at a point in time:^Patient:Quantitative:CIDI-SF
how many periods like this did you have in your life, lasting 2 or more ws:number:to identify measures at a point in time:^patient:quantitative:cidi-sf