Federal University of Maranhão (UFMA), Imperatriz, MA, Brazil
Ribeirão Preto School of Nursing, São Paulo University (USP), Ribeirão Preto, SP, Brazil
Copyright © 2017 Maria Neyrian de Fatima Fernandes, Edilaine Cristina da Silva Gherardi-Donato et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.