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. 2021 Jul 28;10(7):e25177. doi: 10.2196/25177

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©Mark Merolli, Rana S Hinman, Belinda J Lawford, Dawn Choo, Kathleen Gray. Originally published in JMIR Research Protocols (https://www.researchprotocols.org), 28.07.2021.

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 JMIR Research Protocols, is properly cited. The complete bibliographic information, a link to the original publication on https://www.researchprotocols.org, as well as this copyright and license information must be included.

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A systematic approach to qualitative item review and adaptation of items in the World Health Organization Classification of Digital Health Interventions v1.0.