Philip Wexler

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TOXNET, developed by the National Library of Medicine (NLM), is a web-based system of databases providing information on toxicology, hazardous chemicals, and the environment. Databases fall under the general headings of Toxicology Data, Toxicology Literature, Toxic Releases, and Chemical Identification/Nomenclature. Among TOXNET's pre-eminent databases are(More)
The World Library of Toxicology, Chemical Safety, and Environmental Health, commonly referred to as the World Library of Toxicology (WLT), is a multilingual online portal of links to key global resources, representing a host of individual countries and multilateral organizations. The Site is designed as a network of, and gateway to, toxicological(More)
The rate of chemical synthesis and use has outpaced the development of risk values and the resolution of risk assessment methodology questions. In addition, available risk values derived by different organizations may vary due to scientific judgments, mission of the organization, or use of more recently published data. Further, each organization derives(More)
For nearly 40 years, the National Library of Medicine's (NLM) Toxicology and Environmental Health Information Program (TEHIP) has been a significant leader in organizing and providing public access to an extensive storehouse of toxicological information through its online databases. With the advent of the Internet, TEHIP has expanded its role to also serve(More)
Clinical toxicologists are entrusted with the health and safety of humans and animals exposed to toxic substances. To do their jobs well they need a solid knowledge of toxicological principles, an ability to handle emergent situations, a "bedside" manner that results in a good rapport with patients, and the ability to access current and accurate information(More)
Toxicology information systems have evolved swiftly from early, library-based bibliographic tools to advanced packages utilizing sophisticated computer and telecommunication technologies. These systems have evolved concurrently with the rapid expansion of the science of toxicology itself. Bibliographic files such as TOXLINE represent first attempts to(More)
The scientific and societal underpinnings of toxicology are reviewed, as is the structure and flow of its information. Historical sources are presented, followed by a summary of patterns of publication in and access to the periodical, monographic, and special report literature. Computerized information is stressed and specialized systems such as TOXNET and(More)
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