1. Academy of Integrative Medicine, Fujian University of Traditional Chinese Medicine, Fuzhou, Fujian 350122, P.R. China
2. Department of Pediatric Gastroenterology, Rainbow Babies and Children's Hospital, Case Western Reserve University School of Medicine, Cleveland, Ohio 44106, USA
3. Department of Cardiology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing 100091, P.R. China