Figure 1From: Effects of Lactobacillus salivarius-containing tablets on caries risk factors: a randomized open-label clinical trial Changes in the numbers of mutans streptococci (log CFU/mL) caused by continuous oral administration of L. salivarius WB21-containing tablets for 2 weeks. A significant difference between day 0 and day 14 was shown by the Wilcoxon signed-rank test (P = 0.039).Back to article page