@misc{indiciae1ee30350b80a,
  title = {Cardiopulmonary function in pectus excavatum.},
  author = {R C Shamberger and K J Welch},
  year = {1988},
  url = {https://pubmed.ncbi.nlm.nih.gov/3281294/},
  note = {Source identifier: 3281294}
}