Vitamin D and Memory Decline: Two Population-Based Prospective Studies

Elbieta Kuma, Maya Soni, Thomas J. Littlejohns, Janice M. Ranson, Natasja M. Van Schoor, Dorly J.H. Deeg, Hannie Comijs, Paulo H.M. Chaves, Bryan R. Kestenbaum, Lewis H. Kuller, Oscar L. Lopez, James T. Becker, Kenneth M. Langa, William E. Henley, Iain A. Lang, Obioha C. Ukoumunne, David J. Llewellyn