RT Journal Article SR Electronic T1 Research Ethics JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 477 OP 477 DO 10.1136/jmg.21.6.477 VO 21 IS 6 A1 Young, I D YR 1984 UL http://jmg.bmj.com/content/21/6/477.abstract AB