@misc{indiciae9458a09d746a,
  title = {[Abnormalities of the U wave].},
  author = {M Sumiyoshi and Y Nakata and R Okada},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/3645047/},
  note = {Source identifier: 3645047}
}