@misc{indiciaef66b6202553d,
  title = {Medical Geology},
  author = {R. B. Finkelman and H.C.W. Skinner and G.S. Plumlee and J.E. Bunnell},
  year = {2001},
  url = {https://pubs.usgs.gov/publication/70023072},
  note = {Source identifier: 70023072}
}