@misc{indiciae35e04ba4ef4c,
  title = {The normal nasopharyngogram.},
  author = {F Y Khoo and R Kanagasuntheram and K B Chia and W S Lee and A T Teo and H W Ng},
  year = {1986},
  doi = {10.2214/ajr.147.1.145},
  url = {https://pubmed.ncbi.nlm.nih.gov/3487206/},
  note = {Source identifier: 3487206}
}