1. Improving toxicology and environmental health information services: report of the Board of Regents Author(s): National Library of Medicine (U.S.). Board of Regents. Publication: [Bethesda, Md.] : U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health,  Subject(s): ToxicologyEnvironmental HealthInformation ServicesInformation SystemsNational Library of Medicine (U.S.). Toxicology Information Program.