Funding for this research was provided by:
Canon Collins Foundation in South Africa (N/A)
Text and Data Mining valid from 2019-06-04
Received: 19 October 2018
Accepted: 29 April 2019
First Online: 4 June 2019
Compliance with ethical standards
: The research animals were handled under the supervision of the University Veterinarian from the Animal Health Department. This survey was part of a Ph.D. study which was approved by a research ethics committee at the institutional level. Therefore, the welfare and handling of the research animals were properly followed.
: The authors declare that they have no conflict of interest.