. 2014 Mar-Apr;22(2):197–203. doi: 10.1590/0104-1169.3232.2402
Copyright © 2014 Revista Latino-Americana de
Enfermagem
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (CC BY-NC). This license lets others distribute, remix, tweak, and build upon your work non-commercially, and although their new works must also acknowledge you and be non-commercial, they don’t have to license their derivative works on the same terms.