Contributors
R.R.M., M.D.G.S., A.L.P.R., M.A.P.M. participated in the conception and design of the study; M.M.P.F., G.H.M., L.E.C.F. acted as judges of the study; R.R.M. and M.A.P.M. planned and conducted statistical analysis. R.R.M., M.D.G.S., A.L.P.R. and M.A.P.M. participated in the data analysis and interpretation of results. All authors reviewed and approved the final version of the manuscript.