@misc{indiciaee04659ecc94e,
  title = {Stool trypsin assay.},
  author = {O Tarlow and M J Tarlow},
  year = {1970},
  doi = {10.1016/s0140-6736(70)90210-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4195588/},
  note = {Source identifier: 4195588}
}