Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SCHEININ A,Incidence of dental caries in relation to 1-year consumption of xylitol chewing gum,Acta Odontol Scand,,,1975,33,70,307-316,https://cir.nii.ac.jp/crid/1570572699963660800,