Received: 1 February 2018
Accepted: 7 December 2018
First Online: 17 December 2018
Ethics approval and consent to participate
: The study was performed in accordance with the German Animal Protection Act and approved by an ethical committee (registration number: 2684-04-15-BFI-18-101). The collection of specimens was in accordance with local legislation. Consent to collect the samples was obtained from the animal owners verbal. No methods of euthanasia/ anesthesia were employed.
: Not applicable.
: The authors declare that they have no competing interests.
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