@misc{indiciae3ad97c1bfa97,
  title = {Research and development.},
  author = {N H Martin},
  year = {1969},
  doi = {10.1136/jcp.22.6.628},
  url = {https://pubmed.ncbi.nlm.nih.gov/5365334/},
  note = {Source identifier: 5365334}
}