About the Authors

Ines Stanossek

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Writing – original draft

istanossek@kleintierklinik-frank.de

Affiliation Department of Internal Medicine, Veterinary Clinic for Small Animal Science Frank, Freiburg, Germany

Axel Wehrend

Roles Conceptualization, Writing – review & editing

Affiliation Clinic for Obstretics, Gynaecology and Andrology for Large and Small Animal Science with Veterinary Ambulance, Justus-Liebig-University Gießen, Gießen, Germany

Competing Interests

We have no conflicts of interest to disclosure. Ines Stanossek received a postgraduation scholarship of the Karl and Veronica Carstens-Foundation. This does not alter our adherence to PLOS ONE policies on sharing data and materials.