1 Post Graduate Program in Integral Health Care (PPGAIS-UNIJUÍ/UNICRUZ/URI), Regional University of Northwestern Rio Grande Do Sul State (UNIJUI), Ijuí, RS, Brazil. thiago.heck@unijui.edu.br.
2 Post Graduate Program in Mathematical and Computational Modeling (PPGMMC), Regional University of Northwestern Rio Grande Do Sul State (UNIJUI), Ijuí, RS, Brazil. thiago.heck@unijui.edu.br.