Gradinger, Felix, Britten, Nicky, Wyatt, Katrina, Froggatt, Katherine, Gibson, Andy, Jacoby, Ann, Lobban, Fiona, Mayes, Debbie, Snape, Dee, Rawcliffe, Tim, Popay, Jennie, "Values associated with public involvement in health and social care research: A narrative review", Health Expectations, 2015