title: Evaluation of the "reference toxicant" addition procedure for testing the toxicity of environmental samples.
authors.affiliation: University of Illinois, Department of Veterinary Biosciences, Urbana 61801.
authors.forename: D J
authors.initials: DJ
authors.lastname: Schaeffer
authors.forename: M
authors.initials: M
authors.lastname: Goehner
authors.forename: E
authors.initials: E
authors.lastname: Grebe
authors.forename: L G
authors.initials: LG
authors.lastname: Hansen
authors.forename: K
authors.initials: K
authors.lastname: Hankenson
authors.forename: E E
authors.initials: EE
authors.lastname: Herricks
authors.forename: G
authors.initials: G
authors.lastname: Matheus
authors.forename: A
authors.initials: A
authors.lastname: Miz
authors.forename: R
authors.initials: R
authors.lastname: Reddy
authors.forename: K
authors.initials: K
authors.lastname: Trommater
mesh_terms: D000818:Animals; D007087:Illinois; D010932:Planarians / Q000502:physiology*; D012015:Reference Standards; D012044:Regression Analysis; D014481:United States; D014484:United States Environmental Protection Agency; D014874:Water Pollutants, Chemical / Q000633:toxicity*
chemical_list: D014874:Water Pollutants, Chemical