Huemer, M.-T. et al. Grip strength values and cut-off points based on over 200,000 adults of the German National Cohort - a comparison to the EWGSOP2 cut-off points. Age Ageing 52:10 (2023) Reitmeir, P. et al. Common eye diseases in older adults of Southern Germany: Results from the KORA-Age Study. Age Ageing 46, 481-486 (2017) Lacruz, M.E. et al. Relation between depressed mood, somatic comorbidities and health service utilisation in older adults: Results from the KORA-Age study. Age Ageing 41, 183-190 (2012)