TY - RPRT TI - Integrated science for the study of perfluoroalkyl and polyfluoroalkyl substances (PFAS) in the environment—A strategic science vision for the U.S. Geological Survey AU - Andrea K. Tokranov AU - Paul M. Bradley AU - Michael J. Focazio AU - Douglas B. Kent AU - Denis R. LeBlanc AU - Jeff W. McCoy AU - Kelly L. Smalling AU - Jeffery A. Steevens AU - Patricia L. Toccalino PY - 2021 DO - 10.3133/cir1490 UR - https://pubs.usgs.gov/publication/cir1490 ID - cir1490 ER -