Resected lymph nodes and survival of patients with esophageal squamous cell carcinoma in pT2 and pT3

aDivision of Thoracic Surgery, Sichuan Cancer Hospital & Institute, School of Medicine, University of Electronic Science and Technology of China (UESTC), Chengdu, China bDepartment of Thoracic Surgery I, Key Laboratory of Lung Cancer of Yunnan Province, Yunnan Cancer Hospital, The Third Affiliated Hospital of Kunming Medical University, Cancer Center of Yunnan Province, Kunming, China Running title: Resected lymph nodes in esophageal carcinoma Sponsorships or competing interests that may be relevant to content are disclosed at the end of this article Published online ■ ■ *Corresponding author. Address: Division of Thoracic Surgery, Sichuan Cancer Hospital & Institute, School of Medicine, University of Electronic Science and Technology of China (UESTC), 55 Section 4, South Renmin Road, Chengdu, Chengdu 610041, China, Tel: +8618908178797, Fax: 86-028-85420156. E-mail address: [email protected] (L. Peng). This is an open access article distributed under the Creative Commons Attribution License 4.0 (CCBY), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. http://creativecommons.org/licenses/by/4.0/