Safety evaluation of Lactobacillus delbrueckii subsp. lactis UO 004, a probiotic bacterium.2005-03Research in Microbiology 156(2)M. F. FernándezS. BorisC. BarbésPubMed: 15748979DOI: 10.1016/J.RESMIC.2004.09.0063 Insights on Absence of Harmful Enzymatic ActivitiesMaintained Normal Intestinal MicrobiotaReduced Antibiotic SensitivityLow evidence