4-pyridoxic acid in the spent dialysate : contribution to fluorescence and optical monitoringKalle, Sigrid; Tanner, Risto; Arund, Jürgen; Tomson, Ruth; Luman, Merike; Fridolin, IvoPLoS ONE2016 / art. e0162346, p. 1-11 : ill https://doi.org/10.1371/journal.pone.0162346 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS