@misc{indiciae1818711f10dd,
  title = {Matrix stones.},
  author = {T D Allen and H M Spence},
  year = {1966},
  doi = {10.1016/s0022-5347(17)63449-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/5905992/},
  note = {Source identifier: 5905992}
}