1. Department of Gastroenterology, The First Affiliated Hospital of Guangdong Pharmaceutical University, Guangzhou, Guangdong Province, China
2. Research Center for Engineering Techniques of Microbiota-Targeted Therapies of Guangdong Province, The First Affiliated Hospital of Guangdong Pharmaceutical University, Guangzhou, Guangdong Province, China
3. Inner Mongolia Ewenki Autonomous Banner People’s Hospital, The Nei Monggol Autonomous Region, China