1. Department of Internal Medicine II; Division of Gastroenterology and Hepatology, Klinikum Hanau; Teaching Hospital of the Goethe University of Frankfurt/ Main; Germany
2. Key Laboratory of Plant Resources Conservation and Sustainable Utilization; South China Botanical Garden; Chinese Academy of Sciences; Guangzhou; China
3. Department of Subtropical Bioscience and Biotechnology; Faculty of Agriculture; University of the Ryukyus; Okinawa; Japan
4. CIRAD; Port-Vila; Vanuatu