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We are happy to announce that all trial registrations will now be issued DOIs (digital object identifiers). For more information, see here.
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Fields Changed

Trial
Field Before After
Last Published March 15, 2019 05:38 PM March 15, 2019 05:41 PM
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Other Primary Investigators
Field Before After
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Field Before After

Affiliation

Kogod School of Business, American University and Econometric Institute, Erasmus University Rotterdam University of Oxford, Department of Education

Email

[email protected] [email protected]
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Field Before After

Affiliation

University of Oxford, Department of Education Kogod School of Business, American University and Econometric Institute, Erasmus University Rotterdam

Email

[email protected] [email protected]
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Field Before After
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