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. 2014 Sep 10;8:287. doi: 10.3389/fnins.2014.00287

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Copyright © 2014 Bertoux, Cova, Pessiglione, Hsu, Dubois and Bourgeois-Gironde.

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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Two sample pairs of choices between gains. On top (A), patients have to choose between a risky investment (left) and a secure investment (right) in a high probabilities lottery. Below (B), patients have to choose between risky investment (left) and a secure investment (right) in a low probabilities lottery.