@misc{indiciaef167d2827697,
  title = {Attending coverage revisited.},
  author = {R K Knopp},
  year = {1989},
  doi = {10.1016/s0196-0644(89)80327-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/2910149/},
  note = {Source identifier: 2910149}
}