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. 2014 Aug 1;8:263. doi: 10.3389/fnbeh.2014.00263

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Copyright © 2014 Hess, Haimovici, Muñoz and Montoya.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Individual performance on the IGT for chronic pain patients fibromyalgia (FM) and healthy controls (HCs). Time series of card choices were ordered according with their persistence in selecting cards from the same deck: the first row (subject 1) corresponds to the less persistent subject and the last one (subject 15) to the most persistent subject. Labels A and B correspond to advantageous decks, while C and D refer to disadvantageous ones.