1. Joint FAO/WHO Expert Consultation on evaluation of health and nutritional properties of probiotics in food including powder milk with live lactic acid bacteria, Geneva, 2001. Available from: http://www.who.int/foodsafety/publications/fs_management/en/probiotics.pdf . Accessed 24 August 2011.
2. Hezcko, P. B., Strus, M., & Kochan, P. (2006). Journal of Physiology and Pharmacology, 57, 5–12.
3. Brunser, O., & Gotteland, M. (2010). In: R. R. Watson, V. R. Preedy (Eds.), Bioactive foods in promoting health: probiotics and prebiotics (pp. 73–93). London: Elsevier
4. Iannitti, T., & Palmieri, B. (2010). Clinical Nutrition, 29(6), 701–725.
5. Wilson, M. (2005). In: M. Wilson (Ed.), Microbial inhabitants of humans: their ecology and role in health and disease (pp. 395–419). Cambridge: Cambridge University Press