1. A pedigree of mental defect showing sex-linkage;Martin;J Neurol Neurosurg Psychiatry,1943
2. Some examples of the inheritance of mental deficiency: apparently sex-linked idiocy and microcephaly;Allan;Am J Ment Defic,1944
3. Familial sex-linked mental retardation;Renpenning;Can Med Assoc J,1962
4. Mental retardation as a sex-linked defect;Dunn;Am J Ment Defic,1963
5. X-linked mental retardation and verbal disability;Lehrke,1974