@misc{indiciaee0dba3797b88,
  title = {Decrease of dual hepatitis B and C virus infections in children with cancer: changes in risk factors over 30 years.},
  author = {Sylwia Koltan and Jan Styczynski and Mariusz Wysocki and Andrzej Koltan and Andrzej Kurylak and Robert Debski},
  year = {2004},
  url = {https://pubmed.ncbi.nlm.nih.gov/15003909/},
  note = {Source identifier: 15003909}
}