Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Akihiro Ishizuka and Kotomi Tomizuka and Ryo Aoki,Effects of administration of Bifidobacterium animalis subsp. lactis GCL2505 on defecation frequency and bifidobacterial microbiota composition in humans,Journal of bioscience and bioengineering,13891723,Suita : Society for Biotechnology,2012-05,113,5,587-591,https://cir.nii.ac.jp/crid/1521417755317383552,https://doi.org/10.1016/j.jbiosc.2011.12.016