CASK mutations are frequent in males and cause X-linked nystagmus and variable XLMR phenotypes

- Hackett, Anna; Tarpey, Patrick S.; Tolmie, John; Yates, John R. W.; Turner, Gillian; WIlson, Meredith; Futreal, Andrew P.; Corbett, Mark; Shaw, Marie; Gecz, Jozef; Raymond, F. Lucy; Stratton, Micahel R.; Licata, Andrea; Schwartz, Charles E.; Abidi, Fatima E.; Cox, James; Whibley, Annabel; Boyle, Jackie; Rogers, Carolyn; Grigg, John; Partington, Michael; Stevenson, Roger E.