Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Christopher S. Potten and Catherine Booth and Danielle Hargreaves,The small intestine as a model for evaluating adult tissue stem cell drug targets1,Cell Proliferation,0960-7722,Wiley,2003-06,36,3,115-129,https://cir.nii.ac.jp/crid/1360574095727862912,https://doi.org/10.1046/j.1365-2184.2003.00264.x