RT Journal Article SR Electronic T1 Standardised measures of retinal function pinpoint genotype in X linked congenital stationary night blindness JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 202 OP 202 VO 41 IS 3 YR 2004 UL http://jmg.bmj.com/content/41/3/202.abstract AB