@misc{indiciae31170f835bbe,
  title = {Guidelines for studies of contaminants in biological tissues for the National Water-Quality Assessment Program},
  author = {J. K. Crawford and S. N. Luoma},
  year = {1993},
  doi = {10.3133/ofr92494},
  url = {https://pubs.usgs.gov/publication/ofr92494},
  note = {Source identifier: ofr92494}
}