[The necessary frugality: models more contemporary].
Instituto de Medicina Social, Universidade Aberta da Terceira Idade, Rio de Janeiro, Brazil. veras@uerj.br
Renato
R
Veras
D000368:Aged; D001938:Brazil; D006291:Health Policy; D006297:Health Services Accessibility / Q000941:ethics*; D006801:Humans; D040841:Resource Allocation / Q000941:ethics*; D012935:Social Justice / Q000941:ethics*