Infrapyloric lymph node metastasis pattern in middle/lower gastric cancer: an exploratory analysis of a multicenter prospective observational study (IPA-ORIGIN)

Affiliations

• ¹ Department of General Surgery, Shanghai Ruijin Hospital, Shanghai Jiaotong University School of Medicine, Shanghai 200000, China.
• ² Gastrointestinal Cancer Center, Peking University Cancer Hospital & Institute, Beijing 100036, China.
• ³ Department of Gastrointestinal Surgery, Renji Hospital, Shanghai Jiaotong University, School of Medicine, Shanghai 200011, China.
• ⁴ Department of Gastrointestinal Surgery, The First Hospital of Jilin University, Changchun, Jilin 130021, China.
• ⁵ Department of General Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
• ⁶ Department of General Surgery, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong 510515, China.
• ⁷ Department of General Surgery, The Second Hospital of Dalian Medical University, Dalian, Liaoning 116027, China.
• ⁸ Department of Surgical Oncology, The Second Affiliated Hospital, Fujian Medical University, Quanzhou, Fujian 362000, China.
• ⁹ Department of Surgical Oncology, Qinghai University Affiliated Hospital, Xining, Qinghai 810001, China.
• ¹⁰ Department of Gastrointestinal Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, China.
• ¹¹ Department of Gastrointestinal Cancer Surgery, Fujian Provincial Cancer Hospital, Fuzhou, Fujian 650014, China.
• ¹² Department of General Surgery, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, Shaanxi 710061, China.
• ¹³ Department of Gastroenterological Surgery, Peking University People's Hospital, Beijing 100044, China.
• ¹⁴ Department of General Surgery, Beijing Friendship Hospital, Capital Medical University, Beijing 100050, China.
• ¹⁵ Department of General Surgery, Tianjin Medical University General Hospital, Tianjin 300052, China.
• ¹⁶ Department of Gastrointestinal Surgery, Guangdong Provincial Hospital of Chinese Medicine, Guangzhou, Guangdong 510000, China.
• ¹⁷ Department of General Surgery, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi 330006, China.
• ¹⁸ Department of General Surgery, The Affiliated Hospital of Qingdao University, Qingdao, Shandong 266555, China.
• ¹⁹ Department of Gastrointestinal Surgery, First Affiliated Hospital of Xiamen University, Xiamen, Fujian 361001, China.
• ²⁰ Department of Gastrointestinal Surgery, Zhongshan Hospital, Xiamen University, Xiamen, Fujian 361004, China.
• ²¹ Department of Gastrointestinal Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong 510080, China.