Effectiveness of cognitive-behavioural therapy: a protocol for an overview of systematic reviews and meta-analyses.
Beth FordhamThavapriya SugavanamSally HopewellKarla HemmingJeremy HowickShona KirtleyRoshan das NairJulia Hamer-HuntSarah E LambPublished in: BMJ open (2018)
CRD42017078690.