@misc{indiciae5aec685f2a61,
  title = {Letter: Mortality and water hardness.},
  author = {T W Anderson and D Hewitt},
  year = {1975},
  doi = {10.1016/s0140-6736(75)93061-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/48108/},
  note = {Source identifier: 48108}
}