RT Journal Article SR Electronic T1 Clinical Genetics Society: Posters available during various breaks, 18/19 September 1980 JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 303 OP 303 DO 10.1136/jmg.18.4.303 VO 18 IS 4 YR 1981 UL http://jmg.bmj.com/content/18/4/303.abstract AB