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You can find Swagger The swagger files for available caDSR II REST APIs can be found here at the caDSR II API Portal. A new caDSR II API has been created for retrieving a caDSR form with all its collections, or "flattened". This means for a given form, all Modules, Questions, Valid Values and related instructions are returned in one call. The results are returned as a JSON file. To see what this file looks like use this link: httpsin the following API Portal:

https://cadsrapi.cancer.gov/NCIAPIPortal/listAPIs

You can browse caDSR II API domain classes in the following API Browser. A folder icon next to a class name indicates that you can click on that node to perform a search:

https://cadsrapi.cancer.gov/caDSR/invokedomain/ctsu.test/getJSON?query=Form[@publicId=3813416,@version=1]browser.dsp

We have designed the The primary caDSR II APIs have been designed with for ease of migration for existing customers. There is a change to the syntax of the URLs, but everything else is the same.  For example to retrieve The following example retrieves the latest version of the CDE with public Id ID 62 the legacy API: Legacy Format: cadsrapi.nci.nih.gov/cadsrapi4/GetXML?query=DataElement[@publicId=62][@latestVersionIndicator=Yes]New format: 

• https://cadsrapi.cancer.gov/invoke/caDSR/GetXML?query=DataElement[@publicId=62,@latestVersionIndicator=

...

• Yes]

NoteKeep in mind the following points:

• Both the publicId and latestVersionIndicator attribute criteria on DataElement are in brackets separated by a comma ","
• Class and attribute names are the same as in the legacy format
• .
• caDSR II offers XML, HTML, and now JSON formats are available. To switch object format, change the "Get" parameter: GetXML, GetHTML, or GetJSON.

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