@misc{indiciae14e5edc992f0,
  title = {Retention or continuing treatment.},
  author = {H V Muchnic},
  year = {1970},
  doi = {10.1016/0002-9416(70)90202-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/5262002/},
  note = {Source identifier: 5262002}
}