TY - RPRT TI - Health-Based Screening Levels and their Application to Water-Quality Data AU - Patricia L. Toccalino AU - John S. Zogorski AU - Julia E. Norman PY - 2005 DO - 10.3133/fs20053059 UR - https://pubs.usgs.gov/publication/fs20053059 ID - fs20053059 ER -