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This website was last tested on 25 July 2022. The test was carried out by the Elsevier Digital Accessibility team. As Elsevier B.V. powers websites for multiple clients on our platform, we tested accessibility on a sample client, judged to be largely representative. The sample of pages we tested on is based on the most visited pages and those most essential to navigation of our website. For further details on what we tested, and the results, you can read the full accessibility test report Voluntary Product Accessibility Template (VPAT) report.