@misc{indiciae817147b54edd,
  title = {An alternative proposal: the single entry level.},
  author = {E S Schrader},
  year = {1979},
  doi = {10.1016/s0001-2092(07)62917-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/256465/},
  note = {Source identifier: 256465}
}