. 2014 Dec 1;58(4):2405. doi: 10.4081/ejh.2014.2405
©Copyright G. Orsini et al.
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.