Evaluation of the Lactobacillus gasseri K7 and LF221 strains in weaned piglets for their possible probiotic use and their detection in the faeces Bojana Bogovic Matijasić, Sasa Stojković, Janez Salobir, Spela Malovrh and Irena RogeljAnim. Res., 53 1 (2004) 35-44DOI: https://doi.org/10.1051/animres:2003046