A large-scale screening program for colorectal cancer.
D002984:Clinical Laboratory Information Systems; D003110:Colonic Neoplasms / Q000517:prevention & control*; D006745:Hospital Bed Capacity, 300 to 499; D006748:Hospital Departments / Q000458:organization & administration*; D006758:Hospital Volunteers; D006801:Humans; D008403:Mass Screening / Q000458:organization & administration*; D010337:Pathology Department, Hospital / Q000458:organization & administration*; D010414:Pennsylvania; D012004:Rectal Neoplasms / Q000517:prevention & control*