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)