Multi-Database Search

• Database Selection
  From the TOXNET home page, you can select one or more databases by pulling down the "All Databases" menu.
  
  NOTE: Some features, such as Advanced Search, Sort Results, Download Results, and combining searches, are not available in when searching all the databases.

Multi-Database Search Results

• Results List
  • The initial results set consists of one sample result from each of the databases.
  • Clicking on the record name or title in the first column takes you to the full record.
    • See TOXLINE and DART Help for bibliographic records.
    • See TOXNET Chemical Databases Help for chemical records.
    • For external databases, such as ChemIDplus, Household Products Database, Haz-Map, TOXMAP, and CPDB, the record links will take you to individual records in the respective databases outside of TOXNET search interface.
  • The second column shows a database name and a link to "More Results" from this database. Move your mouse over the database's name to see a description of the database. Click on the More Results link that displays records count to go to more results from this database.
• Search Results Options
  • Sort - The Sort option is not available for Multi-Databases search results.
  • Download Records - The Download option is not available for Multi-Databases search results.
  • Search Details - Summarizes the strategy used by TOXNET to perform your search. It will include your query terms plus any synonyms or CAS Registry Numbers added by the system.
  • History - Displays the searches you have done. Your history will be lost after one hour of inactivity.
    • You cannot combine searches with Multi-database searches or across databases.
  • Select Records - Click Select Record next to the title of an item. Then click My List to display the group of records added to the list. Records are only kept here for one search session.

Browse Search Terms in Multi-Databases

• What is Browse?
  Browse helps you identify terms used within the TOXNET databases and the number of records found for each term. You can browse by Single Words, CAS Registry Numbers, or Chemical Names.
• How do I use Browse in a Multi-Database Search?
  • Step 1 - Click on the tab marked Browse.
  • Step 2 - Select one from "Browse terms as: Single Words, CAS Registry Number, or Chemical Names".
  • Step 3 - Begin typing the term or registry number you are looking for in the search box.
  • Step 4 - A list of terms or registry numbers that begin with what you typed will appear.
  • Step 5 - Click on one or more of these suggested terms to add it/them to the search box.
  • Step 6 - Terms are searched as if there is an OR between them.

Advanced Search

• How do I use Advanced Search?
  Advanced Search in Multi-Databases is not available. From the Advanced Search tab on the TOXNET home page, you can select only one database at a time to conduct a single database advanced search.