30.
Meule, A., Holzapfel, C., Brandl, B., Greetfeld, M., Hessler-Kaufmann, J.B., Skurk, T., Quadflieg, N., Schlegl, S., Hauner, H., & Voderholzer, U. (2020). Measuring orthorexia nervosa: a comparison of four self-report questionnaires. Appetite, 146, 1–6. doi: 10.1016/j.appet.2019.104512.