@misc{indiciaefbadfc4ba185,
  title = {Ethics and population limitation.},
  author = {D Callahan},
  year = {1972},
  doi = {10.1126/science.175.4021.487},
  url = {https://pubmed.ncbi.nlm.nih.gov/5008588/},
  note = {Source identifier: 5008588}
}