Authors: J Vidal-Alaball; C C Butler; R Cannings-John; A Goringe; K Hood; A McCaddon; I McDowell; A Papaioannou Journal: Cochrane Database Syst Rev Date: 2005-07-20
Authors: Emmanuel Andrès; Thomas Vogel; Laure Federici; Jacques Zimmer; Ecaterina Ciobanu; Georges Kaltenbach Journal: Curr Gerontol Geriatr Res Date: 2008-05-26