@misc{indiciae3c1bf6d34c0f,
  title = {Infection and pollution.},
  author = {E von Mutius},
  year = {1997},
  doi = {10.1002/ppul.1950230843},
  url = {https://pubmed.ncbi.nlm.nih.gov/9443211/},
  note = {Source identifier: 9443211}
}