@misc{indiciae7ca35fe1c6d7,
  title = {Electrocardiographic changes in anaemia.},
  author = {N K Singh and R C Trivedi and S K Singh and P K Srivastava},
  url = {https://pubmed.ncbi.nlm.nih.gov/3744411/},
  note = {Source identifier: 3744411}
}