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. 2020 Apr 21;11(4):e00170. doi: 10.14309/ctg.0000000000000170

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© 2020 The Author(s). Published by Wolters Kluwer Health, Inc. on behalf of The American College of Gastroenterology

This is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial-No Derivatives License 4.0 (CCBY-NC-ND), where it is permissible to download and share the work provided it is properly cited. The work cannot be changed in any way or used commercially without permission from the journal.

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Figure 1. — Available data on time line. Participants in cohort I and cohort III of the Rotterdam Study were included. Participants in cohort I had their first visit to the study center between 1989 and 1993. We included data from visit 5 (2009–2011). Participants in cohort III had their first visit to the study center between 2006 and 2008. We included data from visit 2 (2012–2014).