TY - RPRT TI - B vitamins and cognitive function: do we need more and larger trials? AU - Stein Emil Vollset AU - Per Magne Ueland PY - 2005 DO - 10.1093/ajcn/81.5.951 UR - https://pubmed.ncbi.nlm.nih.gov/15883414/ ID - 15883414 ER -