Any term: searches for the word entered in the search field in all terms, Descriptors and Alternative Terms, regardless of the word order in the term.
Exact term: search for the term that exactly matches the word entered.
Descriptor ID: searches for the unique identifier of DeCS descriptors.
Hierarchical Code: searches by code in the DeCS hierarchy and retrieves the record that has a specific position in the concept tree.
Any Qualifier: Searches for the word entered in the search field in all Qualifiers, regardless of word order in the term.

To search for part of the word or code, use the truncator * or $ before or after the typed string.

For more details, click here.

Didn’t find the subject you’re looking for? Suggest a new term.