Primary Neuroendocrine Carcinoma of the Esophag

Correspondence to Jae Il Chung, M.D. Department of Internal Medicine, Sahmyook Medical Center, 82 Mangu-ro, Dongdaemungu, Seoul 130-874, Korea Tel: +82-2-2210-3254, Fax: +82-2-2212-2673, E-mail: ala001@hanmail.net Copyrightc 2013 The Korean Association of Internal Medicine This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted noncommercial use, distribution, and reproduction in any medium, provided the original work is properly cited. 식도에 발생한 원발성 신경내분비암 1예