1. Department of Nutrition and Food Hygiene, School of Public Health Guilin Medical University Guilin People’s Republic of China
2. Department of Surgery, School of Medicine University of Maryland Baltimore Maryland
3. Department of Nutrition and Gastrointestinal Surgery The Second Affiliated Hospital of Guilin Medical University Guilin People’s Republic of China
4. Department of Pharmacy Northern Jiangsu People's Hospital Yangzhou People’s Republic of China
5. Department of Pharmaceutical Analysis, School of Pharmacy Guilin Medical University Guilin People’s Republic of China