FP623EARLY INTRODUCTION OF INTRAVENOUS VDRA COULD BE ASSOCIATED WITH BETTER PROGNOSIS OF END-STAGE KIDNEY DISEASE PATIENTS ON HEMODIALYSIS. (18th May 2018) - Ito, Eri; Inaguma, Daijo; Takahashi, Kazuo; Hayashi, Hiroki; Koide, Shigehisa; Hasegawa, Midori; Yuzawa, Yukio