Föcker, M. ., Timmesfeld, N. ., Bühlmeier, J. ., Zwanziger, D. ., Führer, D. ., Grasemann, C. ., … Libuda, L. . (2021). Vitamin D Level Trajectories of Adolescent Patients with Anorexia Nervosa at Inpatient Admission, during Treatment, and at One Year Follow Up: Association with Depressive Symptoms. Nutrients, 13(7). https://doi.org/10.3390/nu13072356 (Original work published 2021)