@misc{indiciae3073fd90090e,
  title = {Observation, its meaning and importance.},
  author = {H SOUTTAR},
  year = {1950},
  doi = {10.1136/bmj.1.4664.1219},
  url = {https://pubmed.ncbi.nlm.nih.gov/15420443/},
  note = {Source identifier: 15420443}
}