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. 2012 Feb 3;14(1):e21. doi: 10.2196/jmir.1903

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©Pablo de Heras Ciechomski, Mihai Constantinescu, Jaime Garcia, Radu Olariu, Irving Dindoyal, Serge Le Huu, Mauricio Reyes. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 03.02.2012.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0/), 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 http://www.jmir.org/, as well as this copyright and license information must be included.

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Three landmarked photos of a patient. Visual aids on where to place landmarks and a simple Web interface guide the user through the annotation of images. Cropped screenshot taken from the Web-based interface.