@misc{indiciae4461aa0efcfa,
  title = {When to spay.},
  author = {J Gourley},
  year = {1986},
  doi = {10.1136/vr.118.23.648},
  url = {https://pubmed.ncbi.nlm.nih.gov/3739167/},
  note = {Source identifier: 3739167}
}