@misc{indiciaeb77657deb44e,
  title = {Permeability factor contaminating hyaluronidase preparations.},
  author = {J C Houck and C M Chang},
  year = {1979},
  doi = {10.1007/bf00913502},
  url = {https://pubmed.ncbi.nlm.nih.gov/511298/},
  note = {Source identifier: 511298}
}