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. 2019 Mar 29;21(3):e11761. doi: 10.2196/11761

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©Alie Dijkstra, Anke Heida, Patrick Ferry van Rheenen. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 29.03.2019.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in the Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on http://www.jmir.org/, as well as this copyright and license information must be included.

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Flarometer strategy. Algorithm with advice on treatment and the timing of re-measurement (figure printed with permission from Heida et al [5]). PUCAI: pediatric ulcerative colitis activity index; PCDAI: pediatric Crohn's disease activity index.