1. Clinical Nutrition Center, Xin Hua Hospital, Shanghai Jiao Tong University School of Medicine, 1665 Kongjiang Road, Shanghai 200092
2. Department of Nutrition, Shanghai Jiao Tong University School of Medicine, Shanghai 200025
3. Shanghai Institute for Pediatric Research
4. Shanghai Key Laboratory of Pediatric Gastroenterology and Nutrition, 1665 Kongjiang Road, Shanghai 200092, China