@misc{indiciae77e68941f6ef,
  title = {Appearance, properties, and origin of altered human hemoglobin in feces.},
  author = {R M Burton and K S Landreth and G H Barrows and D D Jarrett and C L Songster},
  year = {1976},
  url = {https://pubmed.ncbi.nlm.nih.gov/60507/},
  note = {Source identifier: 60507}
}