Fig. 1From: Impact of probiotic supplementation on exercise endurance among non-elite athletes: study protocol for a randomized, placebo-controlled, double-blind, clinical trialStudy process diagram. AE, adverse events; BREQ-3, Behavioral Regulation in Exercise Questionnaire; BRPE, Borg Rating Perceived Exertion scale; sHEI, Short Healthy Eating Index; sIgA, secretory immunoglobulin A; VO2max, maximal rate of oxygen consumptionBack to article page