We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCongenital malformations in twins in England and Wales.AuthorsDoyle, P E; Beral, V; Botting, B; Wale, C JPublicationJournal of Epidemiology & Community Health, 1991, Vol 45, Issue 1, p43ISSN0143-005xPublication typearticleDOI10.1136/jech.45.1.43