We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleDo lonely days invade the nights? Potential social modulation of sleep efficiency.AuthorsCacioppo JT; Hawkley LC; Berntson GG; Ernst JM; Gibbs AC; Stickgold R; Hobson JAPublicationPsychological science, 2002, Vol 13, Issue 4, p384ISSN0956-7976Publication typearticleDOI10.1111/1467-9280.00469