@misc{indiciaeabd55a2e0a5b,
  title = {Biodegradable ceramic in periodontal defects.},
  author = {M P Levin and L Getter and D E Cutright and S N Bhaskar},
  year = {1974},
  doi = {10.1016/0030-4220(74)90359-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/4528447/},
  note = {Source identifier: 4528447}
}