1. Department of Clinical Nutrition Boston Children's Hospital Boston Massachusetts USA
2. Department of Gastroenterology, Hepatology and Nutrition Boston Children's Hospital Boston Massachusetts USA
3. Celiac Disease Foundation Woodland Hills California USA
4. Pediatric Gastroenterology, Hepatology and Nutrition at Salah Foundation Children Hospital at Broward Health Fort Lauderdale Florida USA
5. NOVA Southeastern University, Fort Lauderdale FL and Florida International University (FIU) Miami Florida USA