The effects of 12-month administration of tofogliflozin on electrolytes and dehydration in mainly elderly Japanese patients with type 2 diabetes mellitus oleh Toshihiro Higashikawa, Tomohiko Ito, Takurou Mizuno, Keiichirou Ishigami, Masaru Kohori, Kunihiro Mae, Ryusho Sangen, Daisuke Usuda, Atsushi Saito, Masaharu Iguchi, Yuji Kasamaki, Akihiro Fukuda, Hitoshi Saito, Tsugiyasu Kanda, Masashi Okuro