@misc{indiciae648e97b1de99,
  title = {BUN/creatinine: your keys to kidney function.},
  author = {J L Stark},
  year = {1980},
  doi = {10.1097/00152193-198005000-00007},
  url = {https://pubmed.ncbi.nlm.nih.gov/6899894/},
  note = {Source identifier: 6899894}
}