National Library of Medicine (U.S.), United States. Environmental Protection Agency, National Institute of Environmental Health Sciences, & National Center for Toxicological Research. (1990). Developmental and Reproductive Toxicology/Environmental Teratology Information Center (DART/ETIC) database. National Library of Medicine.
Chicago Style (17th ed.) CitationNational Library of Medicine (U.S.), United States. Environmental Protection Agency, National Institute of Environmental Health Sciences, and National Center for Toxicological Research. Developmental and Reproductive Toxicology/Environmental Teratology Information Center (DART/ETIC) Database. Bethesda, MD: National Library of Medicine, 1990.
MLA (9th ed.) CitationNational Library of Medicine (U.S.), et al. Developmental and Reproductive Toxicology/Environmental Teratology Information Center (DART/ETIC) Database. National Library of Medicine, 1990.