@misc{indiciae9009a79605b4,
  title = {Requirements for licence, responsibility.},
  author = {J Myren and S Bonfils and C F Kiire and M Jablonska and Z Zhitian},
  year = {1989},
  doi = {10.3109/00365528909091051},
  url = {https://pubmed.ncbi.nlm.nih.gov/2814361/},
  note = {Source identifier: 2814361}
}