@misc{indiciaecf2d7fdf52bb,
  title = {Preface.},
  author = {H Okada},
  year = {1997},
  doi = {10.1016/s0169-409x(97)00047-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/10837561/},
  note = {Source identifier: 10837561}
}