Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Twetman S,Short‐term effect of chewing gums containing probiotic Lactobacillus reuteri on the levels of inflammatory mediators in gingival crevicular fluid,Acta Odontol Scand,,,2008,4,,1,https://cir.nii.ac.jp/crid/1370298338008987904,