1. Down Syndrome Program, Division of Medical Genetics and Metabolism, Department of Pediatrics Massachusetts General Hospital Boston Massachusetts USA
2. Mongan Institute, Massachusetts General Hospital Boston Massachusetts USA
3. Laboratory of Computer Science, Massachusetts General Hospital Boston Massachusetts USA
4. Departments of Internal Medicine and Pediatrics Icahn School of Medicine at Mount Sinai New York New York USA
5. Massachusetts Down Syndrome Congress Burlington Massachusetts USA
6. LuMind IDSC Down Syndrome Foundation Burlington Massachusetts USA
7. Department of Pediatrics Oregon Health & Science University Portland Oregon USA
8. Division of Primary Care, Department of Pediatrics University of California San Francisco Benioff Children's Hospital Oakland Oakland California USA
9. Department of Pediatrics Harvard Medical School Boston Massachusetts USA