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World J Gastrointest Endosc. May 16, 2013; 5(5): 251-254
Published online May 16, 2013. doi: 10.4253/wjge.v5.i5.251
Published online May 16, 2013. doi: 10.4253/wjge.v5.i5.251
Endoscopic ultrasonography in patients with elevated carbohydrate antigen 19-9 of obscure origin
Jae Hoon Cheong, Gwang Ha Kim, Ji Yoon Moon, Bong Eun Lee, Dong Yup Ryu, Dong Uk Kim, Geun Am Song, Department of Internal Medicine, Pusan National University School of Medicine, and Biomedical Research Institute, Pusan National University Hospital, Busan 602-739, South Korea
Hyung-Il Seo, Department of Surgery, Pusan National University School of Medicine, Busan 602-739, South Korea
Author contributions: Kim GH and Song GA designed the research; Moon JY, Lee BE, Ryu DY and Seo HI analyzed the data; Cheong JH and Kim GH wrote the paper; Kim GH and Kim DU performed the research.
Supported by A grant from the National R&D Program for Cancer Control, Ministry for Health, Welfare and Family Affairs, Republic of Korea, No. 0920050; Pusan National University Hospital Clinical Research Grant (2012)
Correspondence to: Dr. Gwang Ha Kim, MD, Department of Internal Medicine, Pusan National University School of Medicine, and Biomedical Research Institute, Pusan National University Hospital, 1-10, Ami-dong, Seo-gu, Busan 602-739, South Korea. doc0224@pusan.ac.kr
Telephone: +82-51-2407869 Fax: +82-51-2448180
Received: May 12, 2012
Revised: September 13, 2012
Accepted: February 5, 2013
Published online: May 16, 2013
Revised: September 13, 2012
Accepted: February 5, 2013
Published online: May 16, 2013
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