Are you considering quitting smoking during the next 6Mo:Find:Pt:^Patient:Ord:PLCO
are you considering quitting smoking during the next 6mo:find:pt:^patient:ord:plco
Are you considering quitting smoking during the next 6Mo:Finding:To identify measures at a point in time:^Patient:Ordinal:PLCO
are you considering quitting smoking during the next 6mo:finding:to identify measures at a point in time:^patient:ordinal:plco