We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleNonshared Environmental Influences on Sleep Quality: A Study of Monozygotic Twin Differences.AuthorsBarclay, Nicola; Eley, Thalia; Buysse, Daniel; Maughan, Barbara; Gregory, AlicePublicationBehavior Genetics, 2012, Vol 42, Issue 2, p234ISSN0001-8244Publication typearticleDOI10.1007/s10519-011-9510-1