Effects of beta-alanine supplementation on brain homocarnosine/carnosine signal and cognitive function: an exploratory study - Solis, Marina Yazigi; Cooper, Simon; Hobson, Ruth M; Artioli, G. G; Otaduy, Maria C; Roschel, Hamilton; Robertson, Jacques; Martin, Daniel; Painelli, Vitor S; Harris, Roger C; Gualano, Bruno; Sale, Craig (PLOS ONE, 2015)