@misc{indiciaee3774dcbd189,
  title = {[Attempts to isolate viruses from chronic hepatitis].},
  author = {E Bálint and J László and L Kasza},
  year = {1966},
  url = {https://pubmed.ncbi.nlm.nih.gov/4290768/},
  note = {Source identifier: 4290768}
}