Schaper, S. ., Hofmann, T. ., Wölk, E. ., Weibert, E. ., Rose, M. ., & Stengel, A. . Pancreatic Polypeptide but Not Other Members of the Neuropeptide Y Family Shows a Moderate Association With Perceived Anxiety in Obese Men. Frontiers in Human Neuroscience, 14, 578578. https://doi.org/10.3389/fnhum.2020.578578 (Original work published 2020)

Wölk, E. ., Stengel, A. ., Schaper, S. ., Rose, M. ., & Hofmann, T. . Neurotensin and Xenin Show Positive Correlations With Perceived Stress, Anxiety, Depressiveness and Eating Disorder Symptoms in Female Obese Patients. Frontiers in Behavioral Neuroscience, 15, 629729. https://doi.org/10.3389/fnbeh.2021.629729 (Original work published 2021)