Received: 27 June 2018
Accepted: 25 October 2018
First Online: 19 November 2018
Ethics approval and consent to participate
: This study was conducted in compliance with local and national regulations. All cat owners (or delegates) were required to sign an informed consent form prior to any cat being enrolled into the study.
: Not applicable.
: NR, EZ and RKAR are employees of MSD Animal Health. OW, WL, ZK, PI, DR, RP, BC and RF declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.