Oral Administration of Lactobacillus plantarum 299v Reduces Cortisol Levels in Human Saliva during Examination Induced Stress: A Randomized, Double-Blind Controlled Trial.

口服植物乳杆菌 299v 可降低考试诱发压力期间人类唾液中的皮质醇水平：一项随机、双盲对照试验