How often are you aware of your knee problem:Find:Pt:^Patient:Ord:KOOS
how often are you aware of your knee problem:find:pt:^patient:ord:koos
How often are you aware of your knee problem:Finding:To identify measures at a point in time:^Patient:Ordinal:KOOS
how often are you aware of your knee problem:finding:to identify measures at a point in time:^patient:ordinal:koos