RT Journal Article SR Electronic T1 Qualitative research as evidence: expanding the paradigm for evidence-based healthcare JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP 168 OP 169 DO 10.1136/bmjebm-2018-111131 VO 24 IS 5 A1 Williams, Veronika A1 Boylan, Anne-Marie A1 Nunan, David YR 2019 UL http://ebm.bmj.com/content/24/5/168.abstract AB