@misc{indiciaebb35b343133c,
  title = {[Speleotherapy in chronic obstructive bronchitis].},
  author = {Z R Zunnunov and I Kh Nurov and D T Razzakov},
  url = {https://pubmed.ncbi.nlm.nih.gov/8779187/},
  note = {Source identifier: 8779187}
}