@misc{indiciae144b0ca3969a,
  title = {The oxygen clock-a dual tracer physiological timer.},
  author = {R J Nickles and Y F Au},
  year = {1975},
  doi = {10.1088/0031-9155/20/1/005},
  url = {https://pubmed.ncbi.nlm.nih.gov/1114168/},
  note = {Source identifier: 1114168}
}