Gallbladder Diseases

• University of Health Sciences, Kanuni Sultan Suleyman Training and Research Hospital, Department of General Surgery — Istanbul, Turkey (Türkiye)

• Clermont-Ferrand University Hospital — Clermont-Ferrand, France

• University of Pittsburgh Medical Center — Pittsburgh, Pennsylvania, United States

• Hepatopancreatobiliary Surgery Institute of Gansu Province — Lanzhou, Gansu, China
• Wuwei turmour hospital — Wuwei, Gansu, China

• Hepatopancreatobiliary Surgery Institute of Gansu Province — Lanzhou, Gansu, China
• Lanzhou University Second Hospital — Lanzhou, Gansu, China
• Wuwei Tumor Hospital — Wuwei, Gansu, China
• The Seventh Affiliated Hospital, Sun Yat-Sen University — Shenzhen, Guangdong, China

• Hepatopancreatobiliary Surgery Institute of Gansu Province — Lanzhou, Gansu, China
• Wuwei Tumor Hospital — Wuwei, Gansu, China

• M D Anderson Cancer Center — Houston, Texas, United States

• Seoul National University Hospital — Seoul, Jongno-gu, South Korea

Not specified

• Taipei Medical University-Shuang Ho Hospital,Ministry of Health and Welfare — New Taipei City, Taiwan