@misc{indiciae115d04008554,
  title = {Letter: Follow-up needed?},
  author = {W G Middleton and G J McHardy},
  year = {1976},
  doi = {10.1016/s0140-6736(76)92764-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/57385/},
  note = {Source identifier: 57385}
}