RT Journal Article SR Electronic T1 Mendelian Inheritance in Man JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 352 OP 352 DO 10.1136/jmg.30.4.352-a VO 30 IS 4 A1 Peter S Harper YR 1993 UL http://jmg.bmj.com/content/30/4/352.2.abstract AB