Received: 21 January 2020
Accepted: 29 April 2020
First Online: 11 May 2020
Ethics approval and consent to participate
: The project was reviewed and approved by the International Livestock Research Institute (ILRI) Institutional Animal Care and Use Committee (IACUC Ref No. 2014.34) [CitationRef removed]. Oral and written informed consent was sought from pig owners before conducting interviews and sample collection.
: Not applicable.
: No known competing interests. The funders did not influence the design, conduct and reporting of these findings.