@misc{indiciae36cfebd74704,
  title = {Tapes-slides or lectures.},
  author = {J McFie},
  year = {1969},
  doi = {10.1016/s0140-6736(69)92471-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/4183271/},
  note = {Source identifier: 4183271}
}