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CDISC specifies how to structure the data that has been collected in a database, not what should be collected or how to conduct clinical assessments or protocols. CDISC disclaims any liability for your use of this material.

Although the United States Food and Drug Administration (US FDA) has provided input with regard to this supplement, this input does not constitute US FDA endorsement of any particular instrument.  (Include this line only for supplements that the US FDA will be reviewing.  Please DO NOT MODIFY the sentence.)

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For public domain instruments use the following text: CDISC believes this instrument is to be in the public domain, but you should perform your own assessment. CDISC has included the QRS Short_Name in the CDISC library of QRS data standards supplements. Hence, CDISC developed QSTESTCD and QSTEST for each item based on the actual text on the instrument. There may be many versions of this instrument in the public domain or copyrighted. CDISC has chosen to use this version as the data standard.

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