@misc{indiciaea6fe5558921d,
  title = {Tips for safe, accurate occult blood testing.},
  author = {Richard L Pullen},
  year = {2005},
  doi = {10.1097/00152193-200503000-00018},
  url = {https://pubmed.ncbi.nlm.nih.gov/15741876/},
  note = {Source identifier: 15741876}
}