Sustained effectiveness and cost-effectiveness of the Healthy Activity Programme, a brief psychological treatment for depression delivered by lay counsellors in primary care: 12-month follow-up of a randomised controlled trial.
Benedict WeobongHelen Anne WeissDavid McDaidDaisy R SinglaSteven D HollonAbhijit NadkarniA-La ParkBhargav BhatBasavraj KattiArpita AnandSona DimidjianRicardo Araya BaltraMichael KingLakshmi VijayakumarG Terence WilsonRichard VellemanBetty R KirkwoodChristopher G FairburnVikram PatelPublished in: PLoS medicine (2017)
ISRCTN registry ISRCTN95149997.