PMC full text: Clinics (Sao Paulo). Feb 2013; 68(2): 199–203.
doi: 10.6061/clinics/2013(02)OA13
Copyright/License ►Request permission to reuse
Copyright © 2013 Hospital das Clínicas da FMUSPThis is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. >
Figure 1
Flow diagram for the included patients in each step of the study.
Images in this article
Click on the image to see a larger version.External link. Please review our privacy policy.