Colon Cancer Stage II

• Jeroen Bosch Ziekenhuis — 's-Hertogenbosch, Netherlands
• Noordwest Ziekenhuisgroep — Alkmaar, Netherlands
• Ziekenhuisgroep Twente — Almelo, Netherlands
• Flevoziekenhuis — Almere Stad, Netherlands

• Charité - Universitätsmedizin Berlin — Berlin, Germany
• Azienda Sanitaria Locale di Biella — Biella, Italy
• Fondazione Poliambulanza — Brescia, Italy
• Azienda Ospedaliera Universitaria San Martino — Genova, Italy

• 651 Dongfeng Road East — Guangzhou, Guangdong, China

• Sohag faculty of medicine — Sohag, Egypt

Not specified

• Chang Gung Memorial Hospital, Linkou — Taoyuan, Taiwan

• Hospital Guessing — Guessing, Burgenland, Austria
• Hospital Oberpullendorf — Oberpullendorf, Burgenland, Austria
• Hospital BHB St. Veit/Glan, Surgery — Saint Veit A. D. Glan, Carinthia, Austria
• State Hospital Wolfsberg — Wolfsberg, Carinthia, Austria