@misc{indiciae2f51cf635a5f,
  title = {Esthetic removable fixed retention.},
  author = {A T Baum and P D Marshall},
  year = {1972},
  doi = {10.1043/0003-3219(1972)042<0103:erfr>2.0.co;2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4502013/},
  note = {Source identifier: 4502013}
}