Funding for this research was provided by:
Ministerio de Ciencia Tecnología y Telecomunicaciones (PND-018-15-2)
Received: 18 November 2020
Accepted: 4 June 2021
First Online: 12 June 2021
: This protocol was approved by the Ethical Committee of the School of Veterinary Medicine, Universidad Nacional, and consent from pork producers involved in the project was obtained for this project.
: Not applicable
: Authors declare no financial or non-financial competing interests.