PT - JOURNAL ARTICLE AU - Burn, John TI - Correspondence AID - 10.1136/jmg.25.3.215 DP - 1988 Mar 01 TA - Journal of Medical Genetics PG - 215--216 VI - 25 IP - 3 4099 - http://jmg.bmj.com/content/25/3/215.short 4100 - http://jmg.bmj.com/content/25/3/215.full SO - J Med Genet1988 Mar 01; 25