title: Editorial.
authors.affiliation: University of Glasgow, Glasgow, UK.
authors.forename: Andrew
authors.initials: A
authors.lastname: Briggs
authors.affiliation: University of Washington, Seattle, WA, USA.
authors.forename: Rachel
authors.initials: R
authors.lastname: Nugent
mesh_terms: D003362:Cost-Benefit Analysis; D019049:Developed Countries; D003906:Developing Countries; D004470:Economics, Medical; D017048:Health Care Costs; D006302:Health Services Research