[1] Oxford Brookes Univ, Fac Hlth & Life Sci, Ctr Psychol Res, Dept Psychol Hlth & Profess Dev, Oxford, England
[2] Evelina London Childrens Hosp, Childrens Sleep Med, London, England
[3] Kings Coll London, Women & Childrens Inst, London, England
[4] Royal Childrens Hosp, Hlth Serv Res Unit, Melbourne, Vic, Australia
[5] Murdoch Childrens Res Inst, Ctr Community Child Hlth, Melbourne, Vic, Australia
[6] Univ Melbourne, Dept Paediat, Melbourne, Vic, Australia
[7] Kings Coll London, Inst Psychiat Psychol & Neurosci, Dept Basic & Clin Neurosci, London, England
[8] Kings Coll London, Med Res Council Ctr Neurodev Disorders, London, England
[9] Kings Coll Hosp London, Dept Paediat Neurosci, London, England