@misc{indiciae8cbabe8e8e8d,
  title = {Birth control: U. S. programs off to slow start.},
  author = {E Langer},
  year = {1967},
  doi = {10.1126/science.156.3776.765},
  url = {https://pubmed.ncbi.nlm.nih.gov/6022228/},
  note = {Source identifier: 6022228}
}