[1] Robert Bosch Krankenhaus, Dept Clin Gerontol, Auerbachstr 110, Stuttgart, Germany
[2] Univ Ulm, Inst Epidemiol & Med Biometry, Ulm, Germany
[3] Univ Bologna, Dept Elect Elect & Informat Engn, Bologna, Italy
[4] NTNU, Dept Neurosci, Trondheim, Norway
[5] Univ Auckland, Sch Populat Hlth, Auckland, New Zealand
[6] Heidelberg Univ, Dept Geriatr Res, Bethanien Hosp, Geriatr Ctr, Heidelberg, Germany
[7] Vrije Univ Amsterdam, MOVE Res Inst Amsterdam, Dept Human Movement Sci, Amsterdam, Netherlands
[8] Univ Tubingen, Hertie Inst Clin Brain Res, Dept Neurodegenerat Dis, Tubingen, Germany
[9] German Res Ctr Neurodegenerat Dis DZNE, Tubingen, Germany
[10] German Sport Univ Cologne, Inst Movement & Sport Gerontol, Cologne, Germany
[11] Ecole Polytech Fed Lausanne, Lab Movement Anal & Measurement, Lausanne, Switzerland
[12] Univ Manchester, Sch Nursing Midwifery & Social Work, Manchester, Lancs, England