Mayrhofer S., Domig K.J., Birru F.H., Dattler D., Golos A., Kneifel W..
(2011):
Antibiotic susceptibility testing of non-enterococcal lactic acid bacteria and bifidobacteria
In: Yakult Europe B.V. and Yakult Österreich GmbH (Eds.), The gut and its role in health maintenance, Page 51