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1. Open a supported browser: 

   • Chrome
   • Firefox 

2. Navigate to the following portal:

   http://modac.cancer.gov/ 

   The home page appears. 

3. Click Search in the header. The Search page appears with the first page of all results.

4. Perform one or more of the following options:

   • To search by keyword: In the Search MoDaC field, type a keyword. Click the search icon () or press <Enter>.
   • To narrow results: In the Filters panel, select one or more filters. (If a filter has a long list, click # More to expand the list or Less to collapse the list. To clear all filters: click Clear All.) 
   • To narrow the list of filters in a category: Click the magnifying glass icon. In the search box that appears, start typing.

   The system lists all matching results. For details, refer to Using Search Results. 

Additional search options are available after login. Additional results may also be available to you after login. For instructions, refer to Searching for Data You Can Edit.