TY - JOUR AU - Schwab, S; Heier, M; Schneider, A TI - The use of dietary supplements among older persons in southern Germany – results from the KORA-age study JO - J Nutr Health Aging VL - 18 PY - 2014 DO - 10.1007/s12603-013-0418-8 SP - 510 EP - 519 N1 - et al. ER -