title: Realist review to understand the efficacy of school feeding programmes.
authors.affiliation: Department of Primary Care and Population Sciences, University College London, London N19 5LW. p.greenhalgh@pcps.ucl.ac.uk
authors.forename: Trisha
authors.initials: T
authors.lastname: Greenhalgh
authors.forename: Elizabeth
authors.initials: E
authors.lastname: Kristjansson
authors.forename: Vivian
authors.initials: V
authors.lastname: Robinson
mesh_terms: D000041:Absenteeism; D002648:Child; D015362:Child Nutrition Disorders / Q000517:prevention & control*; D053198:Child Nutrition Sciences; D003072:Cognition Disorders / Q000517:prevention & control*; D004032:Diet; D006130:Growth Disorders / Q000517:prevention & control*; D006293:Health Promotion; D006801:Humans; D006815:Hunger; D018529:Nutritional Support / Q000592:standards*; D012572:School Health Services / Q000592:standards*