Are Guideline Recommendations on Supportive Nutrition and Exercise Therapy for Cancer Patients Implemented in Clinical Routine? A National Survey with Real-Life Data - Hardt, Luisa M.; Herrmann, Hans J.; Reljic, Dejan; Jaensch, Peter; Zerth, Jürgen; Neurath, Markus F.; Zopf, Yurdagül (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2023)