1. Department of Pediatrics, School of Medicine, and Division of Drug Delivery and Disposition, School of Pharmacy, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, Section of Environmental Toxicology, Department of Pharmacology and Toxicology, CINVESTAV-IPN, Mexico City, Mexico, Department of Chemistry, University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1, and Pharmacokinetics Branch, Experimental Toxicology Division, National Health and Environmental...