RT Journal Article SR Electronic T1 The London Dysmorphology Database. JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 509 OP 510 DO 10.1136/jmg.24.8.509 VO 24 IS 8 A1 R M Winter A1 M Baraitser YR 1987 UL http://jmg.bmj.com/content/24/8/509.abstract AB