Additional file 3: of Digital Cognitive Behavioural Therapy for Insomnia versus sleep hygiene education: the impact of improved sleep on functional health, quality of life and psychological well-being. Study protocol for a randomised controlled trial EspieColin LuikAnnemarie CapeJohn DrakeChristopher SiriwardenaA. OngJason GordonChristopher BostockSophie HamesPeter NisbetMhairi SheavesBryony FosterRussell FreemanDaniel Costa-FontJoan EmsleyRichard KyleSimon 2016 Recruitment text. (DOC 24 kb)