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. 2014 Mar 7;2(1):e9. doi: 10.2196/mhealth.2730

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©Marie Sjölinder, Anneli Avatare Nöu. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 07.03.2014.

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

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The Alarm Chain - it starts when an alarm holder presses the alarm button and ends when staff from home care visits the alarm holder.