@misc{indiciaea1b49ed3cc55,
  title = {When to spay.},
  author = {D G Campbell},
  year = {1988},
  doi = {10.1136/vr.122.9.215-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/3381472/},
  note = {Source identifier: 3381472}
}