Influence of specialty affiliation on physicians' pattern of use of CEA test.
D002272:Carcinoembryonic Antigen; D003362:Cost-Benefit Analysis; D005500:Follow-Up Studies; D006801:Humans; D008511:Medicine; D009369:Neoplasms / Q000175:diagnosis / Q000628:therapy; D011379:Prognosis; D013038:Specialization
D002272:Carcinoembryonic Antigen