Fig. 3From: Salivary cortisol in healthy dogs: a randomized cross-over study to evaluate different saliva stimulation methods and their effects on saliva volume and cortisol concentrationScoring of pH (a), excitement (b) and chewing (c) of baseline (S0) and experimental (SExp) saliva of the four groups. The horizontal line represents the median of each group. Clamps represent significant differencesBack to article page