Access to private health insurance in the metropolitan region of Manaus, AM, Brazil, in 2015: a cross-sectional population-based study.
Douglas Borges da Costa FilhoMarcus Tolentino SilvaSilvana Márcia Bruschi KellesMarcus Tolentino SilvaPublished in: Epidemiologia e servicos de saude : revista do Sistema Unico de Saude do Brasil (2020)
frequency of health insurance was low and was associated with better purchasing power, schooling, and employment.