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indexSearching the Concept Codes IndexThis search aid allows you to select one or more concept codes to add to your search query. indexBrowsing for Concept CodesClick a letter to browse through a list of codes and headings alphabetically by name. This feature is useful if you do not know the exact code/heading you need in your search. indexFind Option
Note: Go to our Concept Codes help page for a complete list of concept codes. |
indexAbout Scope NotesClick the View Scope Notes icon to display additional information that describes how a concept code is used and/or provide historical information about its use. |