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Enabling Longitudinal Data Comparison Using DDI

, , , , and . DDI Working Paper Series (Longitudinal Best Practise) DDI Alliance, (Mar 31, 2011)
DOI: 10.3886/DDILongitudinal02

Abstract

This paper looks at the growing variety of data sources in research – e.g., biomarkers – that are not traditional question-based surveys, and how these can be usefully documented.

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