Probiotics.
D001644:Bifidobacterium / Q000502:physiology; D006801:Humans; D007778:Lactobacillus / Q000502:physiology; D019936:Probiotics / Q000008:administration & dosage* / Q000009:adverse effects / Q000627:therapeutic use*; D016032:Randomized Controlled Trials as Topic; D012440:Saccharomyces / Q000502:physiology; D048249:Streptococcus thermophilus / Q000502:physiology