@misc{indiciaebce9d4fcbb1a,
  title = {[Disease statistics and absence from school].},
  author = {K Biener and G Hübscher and R Rüetschi},
  year = {1975},
  url = {https://pubmed.ncbi.nlm.nih.gov/805924/},
  note = {Source identifier: 805924}
}