Hong KS et. al., Gut Liver. (2009) Effect of probiotics on symptoms in Korean adults with irritable bowel syndrome.
Kim JY et. al., Pediatr Allergy Immunol. (2009) Effect of probiotic mix (Bifidobacterium bifidum, Bifidobacterium lactis, Lactobacillus acidophilus) in the primary prevention of eczema: a double-blind, randomized, placebo-controlled trial.
Kim HY et. al., Biotechnology letters (2005) Timing of Bifidobacterium administration influences the development of allergy to ovalbumin in mice.