@misc{indiciae572804990e3c,
  title = {Yawning for an answer.},
  author = {Tsung O Cheng},
  year = {2005},
  doi = {10.1016/j.amjcard.2004.09.059},
  url = {https://pubmed.ncbi.nlm.nih.gov/15670572/},
  note = {Source identifier: 15670572}
}