Université de Sherbrooke, Faculté de Médecine et Des Sciences de La Santé, Département de Chirurgie, Centre de Recherche Clinique Du Centre Hospitalier de Sherbrooke (CRCHUS), Sherbrooke (Québec), Canada
Sponsorships or competing interests that may be relevant to content are disclosed at the end of this article.
Received December 23, 2014
Received in revised form December 31, 2014
Accepted January 02, 2015