We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSleep. 1: Obstructive sleep apnoea/hypopnoea syndrome: definitions, epidemiology, and natural history.AuthorsR, Stradling J; O, Davies R JPublicationThorax, 2004, Vol 59, Issue 1, p73ISSN0040-6376Publication typearticle