@misc{indiciae60f4d03564ba,
  title = {Correlations among gingival indices: a methodology study.},
  author = {R R Lobene and S M Mankodi and S G Ciancio and R A Lamm and C H Charles and N M Ross},
  year = {1989},
  doi = {10.1902/jop.1989.60.3.159},
  url = {https://pubmed.ncbi.nlm.nih.gov/2746448/},
  note = {Source identifier: 2746448}
}