RT Journal Article SR Electronic T1 Incidence of fibrocystic disease in Wessex. JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 262 OP 265 DO 10.1136/jmg.5.4.262 VO 5 IS 4 A1 B D Hall A1 M J Simpkiss YR 1968 UL http://jmg.bmj.com/content/5/4/262.abstract AB