@misc{indiciaeb0607ca2311c,
  title = {Creatine in diving animals--a comparative study.},
  author = {A S Blix},
  year = {1971},
  doi = {10.1016/0300-9629(71)90266-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4400036/},
  note = {Source identifier: 4400036}
}