Engelbrektson A. et al. J. Med. Microbiol. 2009
Marteau, P.A.et al. Neurogastroenterol Motil. 2013 Apr;25(4):331-e252.
Ouwehand, AC. et al. Vaccine. 2014
Bergonzelli GE. et al. 2005;72(1):57-68.(review)
Hawrelak, J.A. et al. 2005;72(1):51-6. (review)
Barengolts E. Endocr Pract. 2016 Oct;22(10):1224-1234. (review)
Oak, S.J. et al. Crit Rev Food Sci Nutr. 2018 Feb 9:1-9. (review)