Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takashi Kadowaki and Naoko Tajima and Masato Odawara,Efficacy and safety of sitagliptin add-on therapy in Japanese patients with type 2 diabetes on insulin monotherapy,Diabetology international,21901678,Tokyo : Springer Japan Production Department,2013,4,3,160-172,https://cir.nii.ac.jp/crid/1520573330815199360,