[1] Fed Univ Goias UFG, Fac Business Accounting & Econ Sci, Goiania, Brazil
[2] Fed Univ Goias UFG, Inst Trop Pathol & Publ Hlth, Goiania, Brazil
[3] Emory Univ, Rollins Sch Publ Hlth, Hubert Dept Global Hlth, Atlanta, GA USA
[4] Fed Univ Goias UFG, Fac Business Accounting & Econ Sci, Rua 235 S-N,Setor Leste Univ, Goiania, GO, Brazil