Filella, X Use of CA 19-9 in the early detection of recurrences in colorectal cancer: comparison with CEA. [electronic resource] - Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine 1994 - 1-6 p. digital Publication Type: Journal Article ISSN: 1010-4283 Standard No.: 10.1159/000217867 doi Subjects--Topical Terms: Antigens, Tumor-Associated, Carbohydrate--bloodCarcinoembryonic Antigen--bloodColorectal Neoplasms--diagnosisHumansRecurrence