title: Propensity score matching approach to test the association of income inequality and mortality in Sao Paulo, Brazil.
authors.affiliation: Departamento deEpidemiologia, Faculdade deSaúde Pública, Universidade deSão Paulo, São Paulo, Brazil. alexdiasporto@usp.br
authors.forename: Alexandre Dias Porto
authors.initials: AD
authors.lastname: Chiavegatto Filho
authors.forename: Ichiro
authors.initials: I
authors.lastname: Kawachi
authors.forename: Sabina Léa Davidson
authors.initials: SL
authors.lastname: Gotlieb