Showing 1 - 2 results of 2 for search 'Roderik F Viergever', query time: 0.01s Refine Results
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    Trends in global clinical trial registration: an analysis of numbers of registered clinical trials in different parts of the world from 2004 to 2013

    Trends in global clinical trial registration: an analysis of numbers of registered clinical trials in different parts of the world from 2004 to 2013 by Roderik F Viergever, Keyang Li

    Published 2015-09-01
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  2. 2
    The quality of registration of clinical trials: still a problem.

    The quality of registration of clinical trials: still a problem. by Roderik F Viergever, Ghassan Karam, Andreas Reis, Davina Ghersi

    Published 2014-01-01
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