@misc{indiciaeadcc2c838a4f,
  title = {Human muscle spindle histochemistry.},
  author = {A J Spiro and R L Beilin},
  year = {1969},
  doi = {10.1001/archneur.1969.00480090059009},
  url = {https://pubmed.ncbi.nlm.nih.gov/4237229/},
  note = {Source identifier: 4237229}
}