Article Combining PPI with qualitative research to engage ‘harder-to-reach’ populations: service user groups as co-applicants on a platform study for a trial Morgan, H, Thomson, Gillian, Crossland, Nicola, Dykes, Fiona Clare and Hoddinott, P Available at http://clok.uclan.ac.uk/13696/ Morgan, H, Thomson, Gillian ORCID: 0000-0003-3392-8182, Crossland, Nicola ORCID: 0000- 0003-1063-8123, Dykes, Fiona Clare ORCID: 0000-0002-2728-7967 and Hoddinott, P (2016) Combining PPI with qualitative research to engage ‘harder-to-reach’ populations: service user groups as co-applicants on a platform study for a trial. BMC Research Involvement & Engagement, 2 (7). ISSN 1756-0500 It is advisable to refer to the publisher’s version if you intend to cite from the work. http://dx.doi.org/10.1186/s40900-016-0023-1 For more information about UCLan’s research in this area go to http://www.uclan.ac.uk/researchgroups/ and search for <name of research Group>. For information about Research generally at UCLan please go to http://www.uclan.ac.uk/research/ All outputs in CLoK are protected by Intellectual Property Rights law, including Copyright law. Copyright, IPR and Moral Rights for the works on this site are retained by the individual authors and/or other copyright owners. Terms and conditions for use of this material are defined in the http://clok.uclan.ac.uk/policies/ CLoK Central Lancashire online Knowledge www.clok.uclan.ac.uk