@misc{indiciae5a88bd913b7f,
  title = {Letter: Septal lines.},
  author = {R G Grainger},
  year = {1976},
  doi = {10.1016/s0140-6736(76)93137-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/56574/},
  note = {Source identifier: 56574}
}