RT Journal Article SR Electronic T1 Comments on important genetic topics from papers in other journals JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 70 OP 70 DO 10.1136/jmg.29.1.70-b VO 29 IS 1 A1 Norman, Andrew YR 1992 UL http://jmg.bmj.com/content/29/1/70.3.abstract AB