1. Department of Chemical and Materials Engineering, Chang Gung University, Taoyuan City 333, Taiwan
2. Department of Orthopedics, Chang Gung Memorial Hospital, Linkou, Taoyuan City 333, Taiwan
3. Division of Pediatric Gastroenterology and Hepatology, Department of Pediatrics, Chang Gung Memorial Hospital, Taoyuan City 333, Taiwan
4. Department of Orthopedic Surgery, Chang Gung Memorial Hospital, Keelung City 204, Taiwan
5. Department of Safety, Health and Environment Engineering, Ming Chi University of Technology, New Taipei City 243, Taiwan