@misc{indiciae51c1b3646f92,
  title = {Practical help.},
  author = {A Hopkins},
  year = {1984},
  doi = {10.1016/s0140-6736(84)91885-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/6145844/},
  note = {Source identifier: 6145844}
}