Article SCOPUS
NUTRITION JOURNAL  (2011)

Comparison of two modes of vitamin B12 supplementation on neuroconduction and cognitive function among older people living in Santiago, Chile: a cluster randomized controlled trial. a study protocol [ISRCTN 02694183].

Sánchez H.; Albala, C; Lera L.; Castillo J.L.; Verdugo, R; Lavados M.; Hertrampf E.; Brito A.; Allen L.; Uauy R.