@misc{indiciae6df1a169d124,
  title = {Crossed lines.},
  author = {R D Southcott},
  year = {1970},
  doi = {10.1016/s0140-6736(70)91827-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4192417/},
  note = {Source identifier: 4192417}
}