1 Department of General Internal Medicine, Kobe City Medical Center General Hospital, 2-1-1 Minami-Machi, Minatojima, Chuo-ku, Kobe, Hyogo, 650-0047, Japan. hash_mother_lake1008@yahoo.co.jp.
2 Department of General Internal Medicine, Kobe City Medical Center General Hospital, 2-1-1 Minami-Machi, Minatojima, Chuo-ku, Kobe, Hyogo, 650-0047, Japan.