1. Department of Thoracic Surgery, Fujian Medical University Union Hospital, Fuzhou, Fujian 350001, P.R. China
2. Pediatric Department, Case Western Reserve University School of Medicine, Cleveland, OH 44106, USA
3. Academy of Integrative Medicine and Fujian Key Laboratory of Integrative Medicine on Geriatrics, Fujian University of Traditional Chinese Medicine, Fuzhou, Fujian 350122, P.R. China