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. 2023 Mar 8;25:e41100. doi: 10.2196/41100

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©Karina Karapetian, Soo Min Jeon, Jin-Won Kwon, Young-Kyoon Suh. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 08.03.2023.

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 https://www.jmir.org/, as well as this copyright and license information must be included.

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Examples of relation class entries: the sentences of each class in the Doccano environment are annotated. ADE: adverse drug event; CDI: Children's Depression Inventory; SE: suicidal entity.