title: Qualitative or quantitative? Developing and evaluating complex interventions: time to end the paradigm war.
authors.forename: Peter
authors.initials: P
authors.lastname: Griffiths
authors.forename: Ian
authors.initials: I
authors.lastname: Norman
mesh_terms: D026683:Advisory Committees; D035843:Biomedical Research; D009729:Nursing; D036301:Qualitative Research; D006113:United Kingdom