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Schäfer, L. ., Schmidt, R. ., Müller, S. ., Dietrich, A. ., & Hilbert, A. . The Cards and Lottery Task: Validation of a New Paradigm Assessing Decision Making Under Risk in Individuals With Severe Obesity. Frontiers in Psychiatry, 11, 690. https://doi.org/10.3389/fpsyt.2020.00690 (Original work published 2020)

Schäfer, L. ., Schmidt, R. ., Müller, S. ., Dietrich, A. ., & Hilbert, A. . (2020). Changes in visual attention towards food cues after obesity surgery: An eye-tracking study. Journal of Psychiatric Research, 129, 214-221. https://doi.org/10.1016/j.jpsychires.2020.06.027