@misc{indiciaea462264bdabd,
  title = {Predicting nutrient deficiency by formula.},
  author = {V Herbert},
  year = {1971},
  doi = {10.1056/nejm197104292841713},
  url = {https://pubmed.ncbi.nlm.nih.gov/5573285/},
  note = {Source identifier: 5573285}
}