Neffen, E L [Carcinoembryonic antigen in the differential diagnosis of colonic polypoid lesions]. [electronic resource] - Allergologia et immunopathologia - 651-6 p. digital Publication Type: English Abstract; Journal Article ISSN: 0301-0546 Subjects--Topical Terms: Adenoma--diagnosisCarcinoembryonic Antigen--analysisColonic Neoplasms--diagnosisDiagnosis, DifferentialHumansImmunoenzyme TechniquesIntestinal Polyps--diagnosisRectal Neoplasms--diagnosis