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. 2020 Aug 5;8(3):e17565. doi: 10.2196/17565

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©Luis Duarte Andrade Ferreira, Henrique Ferreira, Sofia Cavaco, Mónica Cameirão, Sergi Bermúdez i Badia. Originally published in JMIR Serious Games (http://games.jmir.org), 05.08.2020.

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 Serious Games, is properly cited. The complete bibliographic information, a link to the original publication on http://games.jmir.org, as well as this copyright and license information must be included.

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Observing the virtual environments: Ghost Ship. (A) Participants observe an interactive video using the head-mounted display. (B) Screenshot of the Ghost ship sailing in the Caribbean Sea.