TY - GEN AU - Holzapfel,Christina TI - [Is cognition impaired due to vitamin B 12 deficiency?] SN - 1438-3276 PY - 2016///0714 KW - Aged KW - Aged, 80 and over KW - Cognitive Dysfunction KW - drug therapy KW - Female KW - Humans KW - Male KW - Vitamin B 12 KW - therapeutic use KW - Vitamin B 12 Deficiency KW - complications N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/s15006-016-7818-8 ER -