Funding for this research was provided by:
Received: 27 May 2020
Accepted: 21 October 2020
First Online: 2 November 2020
Ethics approval and consent to participate
: The study was conducted in compliance with the national animal welfare regulations, i.e. the Presidential Decree 56/13 “Bringing Greek legislation into line with Directive 2010/63/EC of the European Parliament and of the Council of 22nd September 2010 (L 276/33/20.10.2010) regarding the protection of animals used for experimental and other scientific purposes”. The applied diagnostic veterinary procedures are not within the context of relevant EU legislation for animal experimentations (Directive 86/609/EC) and may be performed in order to diagnose animal diseases and improve animal welfare. No suffering was caused during sample collection. Consent was ensured by owners or registered veterinarians (private, public or municipality, depending per case).
: Not applicable.
: SL is an employee of Virbac. IS, AIG, ANM, AA, KVA and EP declare that they have have no competing interests.