SHOULD THE COLONOSCOPY BE RECOMMENDED IN HEALTHY SUBJECTS WITH THE ELEVATED LEVEL OF CARCINOEMBRYONIC ANTIGEN AND NEGATIVE FINDINGS OF EGD?: CASE-CONTROL STUDY

(1) Department of Internal Medicine, Institute of Gastroenterology, Yonsei University College of Medicine, Seoul, South Korea



This item was part of the ONCOLOGY II session at Gastro 2009 UEGW/WCOG London (17th UEGW)