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Starting with the 11th Edition, changes are no longer visible in the print version of the Ph. Eur. They can still be seen in the online version. If you have access to the latter, you will notice that there is a new tool to switch off and on track-change markup in texts for improved readability of revised and corrected texts. This is also documented in the user manual in the section Toolbar and shortcuts.

Important information about revisions to texts and other information can also be found in the Knowledge database (see in particular the link to "Chromatogram" for any unpublished chromatograms and the link to "History" for more information about changes to texts). There is a link to the Knowledge database above each monograph in the online version, or you can access the database directly at the following link:

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