Funding for this research was provided by:
Ministeriet for Fø devarer, Landbrug og Fiskeri (34009-14-0849, 34009-12-0540)
Text and Data Mining valid from 2019-08-19
Received: 20 December 2018
Accepted: 5 August 2019
First Online: 19 August 2019
Ethics approval and consent to participate
: Data recording and sample collection were conducted following Danish laws of management and welfare procedures for pig production.
: The authors declare that they have no competing interests.