How long ago did you have the most recent attack:Time:Pt:^Patient:Qn:CIDI-SF
how long ago did you have the most recent attack:time:pt:^patient:qn:cidi-sf
How long ago did you have the most recent attack:Time:Pt:^Patient:Qn:CIDI-SF
how long ago did you have the most recent attack:time:pt:^patient:qn:cidi-sf