@misc{indiciaeae7b18e2007f,
  title = {Immunodeficiency in young pigs.},
  author = {C Hammerberg and G G Schurig and D L Ochs},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2475044/},
  note = {Source identifier: 2475044}
}