@misc{indiciaee91a87b18388,
  title = {Letter: Solids and "sleeping through".},
  author = {R M Robertson},
  year = {1974},
  doi = {10.1136/bmj.1.5900.200},
  url = {https://pubmed.ncbi.nlm.nih.gov/4811855/},
  note = {Source identifier: 4811855}
}