@misc{indiciae82e508a43d4b,
  title = {Protease activities in human tears.},
  author = {P K Tsung and F J Holly},
  year = {1981},
  doi = {10.3109/02713688108998361},
  url = {https://pubmed.ncbi.nlm.nih.gov/7030634/},
  note = {Source identifier: 7030634}
}