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Fig. 1 | Systematic Reviews

Fig. 1

From: Previously unidentified duplicate registrations of clinical trials: an exploratory analysis of registry data worldwide

Fig. 1

Record comparison user interface. Records were compared using a simple web application that shows two records side-by-side. The rater could use the “Same trial,” “Don’t know,” and “Different” buttons to indicate their judgment and proceed to the next pair by clicking “Next”. Mistakes could be corrected by simply clicking the correct button afterwards

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