Scott R. R. HaskellFood Animal Residue Avoidance Databank, Department of Environmental Toxicology, University of California, Davis, CA 95616. Present address is Comparative Pathology Graduate Group, University of California, Davis, CA 95616.
Stephen A. SmithDepartment of Biomedical Science and Pathobiology, Virginia-Maryland Regional College of Veterinary Medicine, Virginia Tech, Blacksburg, VA 24061.