title: Possible linkage between Xg and the locus for a gene causing mental retardation with or without hydrocephalus.
mesh_terms: D005260:Female; D005796:Genes; D008040:Genetic Linkage; D006801:Humans; D006849:Hydrocephalus / Q000235:genetics*; D008607:Intellectual Disability / Q000235:genetics*; D008297:Male; D010375:Pedigree; D011995:Recombination, Genetic; D012730:Sex Chromosomes