Universiti Putra Malaysia, Serdang, Selangor, Malaysia
Universiti Malaya, Kuala Lumpur, Wilayah Persekutuan Kuala Lumpur, Malaysia
University of Texas Health Science Center, Houston, Texas, United States
The First Affiliated Hospital of Fujian Medical University, Fuzhou, Fujan, China
The First Affiliated Hospital ,Sun Yat-sen University, Guangzhou, Guangdong, China
The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, Guangdong, China
Nagoya City University Hospital, Nagoya, Aichi, Japan
Fujita Health University Hospital, Toyoake, Aichi, Japan
Kimitsu Chuo Hospital, Kisarazu, Chiba, Japan
Celerion, Tempe, Arizona, United States
Celerion, Lincoln, Nebraska, United States
Celerion, Tempe, Arizona, United States
GastroIntestinal BioSciences, Los Angeles, California, United States
United Medical Doctors, Murrieta, California, United States
UCI Health, Orange, California, United States
Celerion, Tempe, Arizona, United States