1. Cochrane reviews compared with industry supported meta-analyses and other meta-analyses of the same drugs: systematic review;Jørgensen;Research,2006
2. Chapter 20: qualitative research and Cochrane reviews;Noyes,2008
3. Guidance on choosing QES methods for use in health technology assessments of complex interventions;Booth,2016
4. Using qualitative evidence in decision making for health and social interventions: an approach to assess confidence in findings from qualitative evidence syntheses (GRADE-CERQual);Lewin;PLoS Med,2015
5. Process evaluation of complex interventions: Medical Research Council guidance;Moore,2014