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Fig. 1 | Systematic Reviews

Fig. 1

From: Increasing value and reducing waste in data extraction for systematic reviews: tracking data in data extraction forms

Fig. 1

Examples of three tracking methods in PDF. The number in the text box is the result of using simple annotation method. The highlighted and linked box is the result of Cartesian coordinate system. Descriptive addressing method does not require in PDF file, and based on the data extraction form, we could find the data in PG2TrialDesignL2 (page 2, trial design, line 2)

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