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. 2021 Oct 5;23(10):e28767. doi: 10.2196/28767

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©Lia Rigamonti, Matteo Secchi, Jimmy B Lawrence, Luca Labianca, Bernd Wolfarth, Harm Peters, Klaus Bonaventura, David Alexander Back. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 05.10.2021.

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 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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Answers to questions about the video-based transmission of knowledge, the use of the Lumify ultrasound system, and the practicability and acceptance of the augmented reality device HoloLens (n=8 participants; 5-point Likert scale from 1 fully disagree to 5 fully agree). ER: emergency room; OR: operation room.