title: Understanding what works--and why--in quality improvement: the need for theory-driven evaluation.
authors.affiliation: Centre for Public Policy and Management, Manchester Business School, University of Manchester, Booth Street West, Manchester, M15 6PB, UK. kieran.walshe@man.ac.uk
authors.forename: Kieran
authors.initials: K
authors.lastname: Walshe
mesh_terms: D008962:Models, Theoretical; D011785:Quality Assurance, Health Care; D006113:United Kingdom