Atkins, LouFrancis, JillIslam, RafatO'Connor, DenisePatey, AndreaIvers, NoahFoy, RobbieDuncan, Eilidh M.Colquhoun, HeatherGrimshaw, Jeremy M.Lawton, RebeccaMichie, Susan2017-07-142017-07-142017-06-21Atkins, L, Francis, J, Islam, R, O'Connor, D, Patey, A, Ivers, N, Foy, R, Duncan, E M, Colquhoun, H, Grimshaw, J M, Lawton, R & Michie, S 2017, 'A guide to using the Theoretical Domains Framework of behaviour change to investigate implementation problems', Implementation Science, vol. 12, 77, pp. 1-18. https://doi.org/10.1186/s13012-017-0605-91748-5908ORCID: /0000-0002-1009-9732/work/86449767http://hdl.handle.net/2164/8957Acknowledgements NI is supported by New Investigator Awards from the Canadian Institutes of Health Research and the Department of Family and Community Medicine, University of Toronto. JMG holds a Canada Research Chair in Health Knowledge Transfer and Uptake. Funding The collaborative meeting in December 2012 in Ottawa described in the methods which lead to the writing of this guide was funded by the Canadian Institutes of Health Research (planning grant).181003180engTheoretical Domains FrameworkGuideMethodsR Medicine (General)R1Journal article10.1186/s13012-017-0605-912