We cannot be held responsible for any content on sites which we do not operate. International Federation for Spina Bifida and Hydrocephalus Spina Bifida Association of America The Spinal Cord Information Network Baby Centre Information Folic Acid Alliance of Ontario Canadian Health Care Products PEI Council of People with Disabilities Asthma and Allergy Foundation of America Hydrocephalus Association International Society for Hydrocephalus and Cerebrospinal Fluid Disorders http://www.ninds.nih.gov/disorders/hydrocephalus/hydrocephalus.htm http://www.ninds.nih.gov/disorders/spina_bifida/spina_bifida.htm