Funding for this research was provided by:
Received: 26 June 2017
Accepted: 21 September 2018
First Online: 9 October 2018
Ethics approval and consent to participate
: All the owners had to sign an informed consent to participate.Following the EU Directive from November 24th 1986, related to protection of animals used for experimental purposes, no declaration to an Ethic Review Committee (ERC) was required until 2013.The French reglementation also followed the same rules (decree-law number 2001–464, May 29th 2001, modifying the decree number 87–848, October 19th 1987).The study was run between 2006 and 2007, so that no declaration to an ERC was done at the time. Moreover no invasive procedures were performed, and no placebo group was implemented.
: Not applicable.
: CN, CSN, VC an CR are employees of Virbac.
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