@misc{indiciaefcbdb018c1b3,
  title = {Drill dacryocystorhinostomy.},
  author = {P N Nagpal and R N Mathur and C R Baldha},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5384032/},
  note = {Source identifier: 5384032}
}