@misc{indiciaec0f52ae2a462,
  title = {Active and passive immunization against luteinizing hormone in pigs.},
  author = {B Szafrańska and A Ziecik},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2640407/},
  note = {Source identifier: 2640407}
}