Stomach Neoplasms

• Addenbrooke's Hospital — Cambridge, United Kingdom
• Velindre Cancer Centre — Cardiff, United Kingdom
• Clatterbridge Cancer Centre — Liverpool, United Kingdom
• Guy's Hospital — London, United Kingdom

• Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University — Guangzhou, Guangdong, China

• Shenzhen People's Hospital — Shenzhen, Guangdong, China
• Shenzhen People's Hospital — Shenzhen, Guangdong, China

• Sun Yat-sen University Cancer Center — Guangzhou, Guangdong, China

• Hospital Clínico Universitario de Santiago — Santiago de Compostela, A Coruña, Spain
• Hospital Universitario Virgen de las Nieves — Granada, Andalusia, Spain
• Hospital Unviersitari Son Espases — Palma de Mallorca, Balearic Islands, Spain
• Hospital Universitari de Bellvitge — L'Hospitalet de Llobregat, Barcelona, Spain

• Karolinska University Hospital Huddinge — Stockholm, Sweden

• Institut Paoli-Calmettes — Marseille, Bouches-du Rhône, France

• Affiliated Hospital of Nantong University — Nantong, Jiangsu, China

• Dongying People's Hospital — Dongying, Shandong, China
• Department of Gastrointestinal Surgery, Qingdao University Affiliated Hospital — Qingdao, Shandong, China
• Qingdao Municipal Hospital — Qingdao, Shandong, China
• The Third People's Hospital of Qingdao — Qingdao, Shandong, China

Not specified