Digital cognitive-behavioural therapy for insomnia compared with digital patient education about insomnia in individuals referred to secondary mental health services in Norway: protocol for a multicentre randomised controlled trial.
Håvard KallestadSimen SaksvikØystein VedaaKnut LangsrudGunnar MorkenStian LydersenMelanie R SimpsonSigne Karen DørheimBjørn HolmøySara G SelvikKristen HagenTore Charles StilesAllison HarveyLee RitterbandBørge SivertsenJan ScottPublished in: BMJ open (2021)
ClinicalTrials.gov Registry (NCT04621643); Pre-results.