Changes<p>We will update this privacy policy from time to time. Any changes will be posted on this page with an updated revision date. If we make any material changes, we will provide notice through the Service or by other means.</p> Contact<p>If you have any questions, comments, complaints or requests regarding this privacy policy or our processing of your information, please contact the Elsevier Data Protection Officer via the Elsevier Privacy Support Hub or via post:</p> <p>