Funding for this research was provided by:
Directorate-General for International Cooperation and Development (Program 51140011)
Foundation for the National Institutes of Health (D43TW010135)
Received: 25 May 2019
Accepted: 20 November 2019
First Online: 27 November 2019
Ethics approval and consent to participate
: The authors assert that all procedures contributing to this work comply with the ethical standards of the relevant national and institutional committees on animal experimentation. In Mozambique, the study protocol was approved by the scientific board at the Veterinary Faculty, Eduardo Mondlane University, and the study permissions obtained from the Livestock National Directorate, Mozambique, from village leaders and from the pig owners.
: Not applicable.
: The authors declare that they have no competing interests.