X-Linked Intellectual Disability

• Southwest Autism Research & Resource Center — Phoenix, Arizona, United States
• University of California Davis Pediatrics — Sacramento, California, United States
• Children's Hospital Colorado — Aurora, Colorado, United States
• RUSH University Medical Center — Chicago, Illinois, United States

• University of North Carolina Chapel Hill — Chapel Hill, North Carolina, United States

• Stanford University School of Medicine — Stanford, California, United States

• Surrey Place Centre — Toronto, Ontario, Canada

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• University of California, Irvine Medical Center — Irvine, California, United States
• Rady Children's Hospital — San Diego, California, United States
• University of Florida College of Medicine — Gainesville, Florida, United States

• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States

• Novartis Investigative Site — Sacramento, California, United States
• Novartis Investigative Site — Decatur, Georgia, United States
• Novartis Investigative Site — Chicago, Illinois, United States
• Novartis Investigative Site — Boston, Massachusetts, United States

• Psychiatric Service. Hospital Carlos Haya — Málaga, Malaga, Spain

Not specified

• Duke University Medical Center Pediatric Blood and Marrow Transplant Program — Durham, North Carolina, United States