. 2020 Aug 31;22(8):e17790. doi: 10.2196/17790
©Irene Sequi-Dominguez, Celia Alvarez-Bueno, Vicente Martinez-Vizcaino, Rubén Fernandez-Rodriguez, Alicia del Saz Lara, Iván Cavero-Redondo. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 31.08.2020.
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