Nanopublications LDF server

Nanopublications

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Matches in Nanopublications for { ?s ?p "Surveys designed in Colectica Questionnaires are represented in DDI 3.2. DDI is a data documentation standard used by national statistical organizations, long-running longitudinal studies, data archives, and others. Files of DDI 3.2 XML can be generated from the interface of the Colectica Questionnaires." ?g. }

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