@misc{indiciae417763519cc5,
  title = {Variability in urinary creatinine.},
  author = {M M Ram and V Reddy},
  year = {1970},
  doi = {10.1016/s0140-6736(70)91455-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/4195820/},
  note = {Source identifier: 4195820}
}