In the past 2Y, have you had a virtual CT colonoscopy:Find:2Y:^Patient:Ord:PhenX
in the past 2y, have you had a virtual ct colonoscopy:find:2y:^patient:ord:phenx
In the past 2Y, have you had a virtual CT colonoscopy:Finding:2 years:^Patient:Ordinal:PhenX
in the past 2y, have you had a virtual ct colonoscopy:finding:2 years:^patient:ordinal:phenx