title: Willingness to pay... What???
authors.affiliation: Hospital das Clínicas, Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brazil.
authors.forename: Alessandro Wasum
authors.initials: AW
authors.lastname: Mariani
authors.affiliation: Hospital das Clínicas, Faculdade de Medicina, Universidade de São Paulo, São Paulo, Brazil.
authors.forename: Paulo Manuel
authors.initials: PM
authors.lastname: Pêgo-Fernandes
mesh_terms: D003362:Cost-Benefit Analysis / Q000379:methods* / Q000639:trends; D005382:Financing, Personal / Q000191:economics*; D006801:Humans