@misc{indiciaed0f9b2e5e943,
  title = {Essentials: going online.},
  author = {D O'Brien and M K O'Brien},
  year = {1998},
  doi = {10.1016/s1089-9472(98)80046-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/9801542/},
  note = {Source identifier: 9801542}
}