@misc{indiciae1ee331337604,
  title = {The Apgar challenge.},
  author = {William Keenan},
  year = {2006},
  doi = {10.1016/j.jpeds.2006.08.023},
  url = {https://pubmed.ncbi.nlm.nih.gov/17011310/},
  note = {Source identifier: 17011310}
}