@misc{indiciaef82fd2f172e1,
  title = {Superiorly-based maxillary sinus polyp.},
  author = {E Yanagisawa and K Yanagisawa},
  year = {1997},
  url = {https://pubmed.ncbi.nlm.nih.gov/9282457/},
  note = {Source identifier: 9282457}
}