@misc{indiciaebefcf9f8b436,
  title = {New trends in charting.},
  author = {P W Iyer},
  year = {1991},
  doi = {10.1097/00152193-199101000-00017},
  url = {https://pubmed.ncbi.nlm.nih.gov/1988864/},
  note = {Source identifier: 1988864}
}