@misc{indiciaefc049229c48b,
  title = {The apical cap.},
  author = {T C McLoud and R J Isler and R A Novelline and C E Putman and J Simeone and P Stark},
  year = {1981},
  doi = {10.2214/ajr.137.2.299},
  url = {https://pubmed.ncbi.nlm.nih.gov/6789637/},
  note = {Source identifier: 6789637}
}