Author S. Zghebi M. Rutter D. Ashcroft C. Salisbury C. Mallen C. Chew-Graham D. Reeves H. van Marwijk N. Qureshi S. Weng N. Peek C. Planner M. Nowakowska M. Mamas E. Kontopantelis Year of Publication 2018 DOI 10.1136/bmjopen-2017-020926 Google ScholarDOIBibTeXEndNote X3 XMLEndNote 7 XMLEndnote taggedMarcRIS