. 2012 Dec;67(12):1361–1364. doi: 10.6061/clinics/2012(12)03
Copyright © 2012 Hospital das Clínicas da FMUSP
This 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.
Four hop tests.