RT Journal Article SR Electronic T1 Fetal and Perinatal Neurology JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 760 OP 760 DO 10.1136/jmg.29.10.760 VO 29 IS 10 A1 Bundey, Sarah YR 1992 UL http://jmg.bmj.com/content/29/10/760.abstract AB