@misc{indiciae85e16984967f,
  title = {[Aids for object teaching in hygiene].},
  author = {E Heinl and V Stĕpanov and O Stros},
  year = {1965},
  url = {https://pubmed.ncbi.nlm.nih.gov/5842603/},
  note = {Source identifier: 5842603}
}