@misc{indiciae0374061b52ad,
  title = {The hidden force.},
  author = {C S McDowell},
  year = {1967},
  doi = {10.1043/0003-3219(1967)037<0109:thf>2.0.co;2},
  url = {https://pubmed.ncbi.nlm.nih.gov/5229083/},
  note = {Source identifier: 5229083}
}