Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HOSKINS LC,Degradation of blood group antigens in human colon ecosystems. II. A gene interaction in man that affects the fecal population density of certain enteric bacteria,J Clin Invest,,,1976,57,,74-82,https://cir.nii.ac.jp/crid/1574231875988950912,