Spina Bifida Association of AmericaSpina Bifida and Hydrocephalus Association of CanadaAssociation for Spina Bifida and Hydrocephalus United KingdomAssociazione Piemontese Spina Bifida e Idrocefalo International Federation for Hydrocephalus and Spina Bifida Australia Queensland Association for People with Spina Bifida Spina Bifida and Hydrocephalus Association of South Australia The Spina Bifida Association of Western AustraliaCanada Spina Bifida Association of Nova Scotia SBA of Nova Scotia - Cape Breton Chapter SBA of South Saskatchewan The Spina Bifida And Hydrocephalus Association Of OntarioUnited StatesSpina Bifida Association of Greater San Diego Spina Bifida of WashingtonThe Spina Bifida Association of Western PennsylvaniaSpina Bifida Association of Southern ArizonaSpina Bifida Association of St. Louis Spina Bifida Association of the Eastern Shore - MarylandClinics & Hospitals On-LineThe Allegheny General Hospital Spina Bifida Center Pediatric Neurosurgery Home Page at Columbia-Presbyterian Medical Center. Spina Bifida/Syrinx/Hydrocephalus Homepage at MGH/HarvardLoyola University Chicago Spina Bifida ProgramThe Myelodysplasia Clinic at the Division of Developmental Disabilities At the Univeristy of Iowa UAP