@misc{indiciaeefc927ebe4f2,
  title = {Sow welfare.},
  author = {R H Penny},
  year = {1988},
  doi = {10.1136/vr.123.20.528-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/3206802/},
  note = {Source identifier: 3206802}
}