@misc{indiciae8412b093345e,
  title = {[Theoretical and practical electrocardiographic hints. XII].},
  author = {I F da Silveira and L R Araujo},
  year = {1968},
  url = {https://pubmed.ncbi.nlm.nih.gov/5715876/},
  note = {Source identifier: 5715876}
}