@misc{indiciae35055a2f5dfa,
  title = {Cooperation and competition between relatives.},
  author = {Stuart A West and Ido Pen and Ashleigh S Griffin},
  year = {2002},
  doi = {10.1126/science.1065507},
  url = {https://pubmed.ncbi.nlm.nih.gov/11935015/},
  note = {Source identifier: 11935015}
}