@misc{indiciae0dec89f35656,
  title = {Stulberg classification system.},
  author = {J Chell and M J Flowers},
  year = {2000},
  doi = {10.2106/00004623-200010000-00040},
  url = {https://pubmed.ncbi.nlm.nih.gov/11057493/},
  note = {Source identifier: 11057493}
}