Peter Deibert, Adhara Lazaro, Denise Schaffner, Manfred W Baumstark, Faculty of Medicine, Department of Medicine, Institute of Exercise and Occupational Medicine, Medical Center, University of Freiburg, Freiburg D-79106, Germany
Aloys Berg, Daniel Koenig, Department of Nutrition, Institute for Sports and Sports Science, University of Freiburg, Freiburg D-79106, Germany
Wolfgang Kreisel, Faculty of Medicine, Department of Medicine, Division of Gastroenterology, Hepatology, Endocrinology and Infectious Diseases, Medical Center, University of Freiburg, Freiburg D-79106, Germany
Daniel Steinmann, University Hospital of Freiburg, Occupational Medicine, Freiburg 79110, Germany
Martin Buechert, Thomas Lange, Faculty of Medicine, Department of Radiology - Medical Physics, Medical Center, University of Freiburg, Freiburg D-79106, Germany
Author contributions: Deibert P, Berg A and König D designed the study; Schaffner D took care of the patients and collected data; Kreisel W and Steinmann D organized recruiting patients; Buechert M and Lange T performed the MRI body composition analyses and spectroscopies; Baumstark M and Deibert P analyzed data; all authors reviewed and discussed the data; Deibert P and Lazaro A wrote the paper.
Supported by (in part) Almased® Wellness Company, Bienenbuettel, Germany. The planning, organisation, monitoring and analysis of the study were performed independently by the investigators. Aloys Berg received a study grant from Almased® Wellness Company. Thomas Lange received a study grant from Helmholtz Alliance ICEMED.
Institutional review board statement: The study was reviewed and approved by the Ethics Review Board of the University of Freiburg Medical Center.
Clinical trial registration statement: The study is registered in the German Clinical Trials Register (DRKS), which is an approved Primary Register in the WHO network.
Informed consent statement: All study participants, or their legal guardian, provided informed written consent prior to study enrollment.
Conflict-of-interest statement: all authors declared no conflict of interest.
Data sharing statement: No additional data are available.
CONSORT 2010 statement: The manuscript was prepared and revised according to the CONSORT 2010 Statement.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Corresponding author: Peter Deibert, MD, Professor, Faculty of Medicine, Department of Medicine, Institute of Exercise and Occupational Medicine, Medical Center, University of Freiburg, Hugstetter Str. 55, Freiburg D-79106, Germany. firstname.lastname@example.org
Telephone: +49-761-27074540 Fax: +49-761-27074700
Received: October 30, 2018
Peer-review started: November 1, 2018
First decision: December 5, 2018
Revised: February 15, 2019
Accepted: February 15, 2019
Article in press: February 15, 2019
Published online: March 7, 2019