1. School of Traditional Chinese Medicine; Shenyang Pharmaceutical University; Shenyang Liaoning P.R. China
2. Center for Developmental Therapeutics, Seattle Children's Research Institute; Division of Hepatology and Gastroenterology, Department of Pediatrics; University of Washington School of Medicine; Seattle WA USA
3. Key Laboratory of Structure-Based Drug Design & Discovery of Ministry of Education; Shenyang Pharmaceutical University; Shenyang Liaoning P.R. China