All
 C16 Congenital, Hereditary, and Neonatal Diseases and Abnormalities D009358 +
 C16.320 Genetic Diseases, Inborn D030342 +
 C16.320.400 Heredodegenerative Disorders, Nervous System D020271 +
 C16.320.400.525 Mental Retardation, X-Linked D038901 +
 C16.320.400.525.937 Rett Syndrome D015518