@misc{indiciae5eae224681fa,
  title = {Estrous behavior and detection in cattle.},
  author = {R D Allrich},
  year = {1993},
  doi = {10.1016/s0749-0720(15)30644-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/8348370/},
  note = {Source identifier: 8348370}
}