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. 2015 Mar 17;3(1):e16. doi: 10.2196/medinform.3803

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©Ira Puspitasari, Koichi Moriyama, Ken–ichi Fukui, Masayuki Numao. Originally published in JMIR Medical Informatics (http://medinform.jmir.org), 17.03.2015.

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

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Equation (1) calculates the expected number of transitions from state i to state j in sample B. Equation (2) calculates the chi square score.