Affiliations

• ¹ S. Negrini, MD, Clinical and Experimental Sciences Department, University of Brescia, Brescia, Italy, and Don Gnocchi Foundation, Milan, Italy.
• ² C. Kiekens, MD, Department of Physical and Rehabilitation Medicine, University Hospitals Leuven, Leuven, Belgium.
• ³ W. Levack, PT, PhD, University of Otago, New Zealand.
• ⁴ F. Grubisic, MD, Department of Rheumatology, Physical Medicine and Rehabilitation, University Hospital Center Sestre Milosrdnice, School of Medicine, University of Zagreb, Croatia.
• ⁵ F. Gimigliano, MD, PhD, Department of Mental and Physical Health and Preventive Medicine, Second University of Naples, Naples, Italy.
• ⁶ E. Ilieva, MD, PhD, Department of Physical and Rehabilitation Medicine, Medical University of Plovdiv, Bulgaria, and University Hospital Sv Georgi, Plovdiv, Bulgaria.
• ⁷ M. Thorsten, PhD, Integrative Rehabilitation Research Unit, Institute for Epidemiology, Social Medicine and Health Systems Research, Hannover Medical School, Hannover, Germany.