@misc{indiciaeac9b852a1757,
  title = {Interaction between warfarin and phenformin.},
  author = {T J Hamblin},
  year = {1971},
  doi = {10.1016/s0140-6736(71)90650-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/4143572/},
  note = {Source identifier: 4143572}
}