title: Qualitative and mixed methods in systematic reviews.
authors.affiliation: EPPI-Centre, Social Science Research Unit, University College London, London, WC1H 0NR, UK. d.gough@ioe.ac.uk.
authors.forename: David
authors.initials: D
authors.lastname: Gough
mesh_terms: D006801:Humans; D036301:Qualitative Research; D012107:Research Design; D012196:Review Literature as Topic