@misc{indiciae2529c82feec3,
  title = {[Diagnostic problems in the sinus node syndrome].},
  author = {L Seipel and G Breithardt and A Both and F Loogen},
  year = {1975},
  url = {https://pubmed.ncbi.nlm.nih.gov/1114858/},
  note = {Source identifier: 1114858}
}