About the Authors

Andrew C. Kotze
CSIRO Livestock Industries, St. Lucia, Brisbane, Queensland, Australia

Steven R. Kopp
School of Veterinary Science, University of Queensland, Brisbane, Queensland, Australia

Corresponding Author

andrew.kotze@csiro.au

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: ACK. Wrote the paper: ACK. Contributed ideas, commented on draft manuscript: SRK.