1 Department of Pediatrics, Kawaguchi Municipal Medical Center, 180 Nishi-Araijuku, Kawaguchi, Saitama, 333-0833, Japan. [email protected].
2 Department of Pediatrics and Developmental Biology, Tokyo Medical and Dental University, 1-5-45 Yushima, Bunkyo-ku, Tokyo, 113-8510, Japan. [email protected].
3 Department of Pediatrics and Developmental Biology, Tokyo Medical and Dental University, 1-5-45 Yushima, Bunkyo-ku, Tokyo, 113-8510, Japan.
4 Division of Gastroenterology, Tohoku University Graduate School of Medicine, 1-1 Seiryo-tyo, Aoba-ku, Sendai, Miyagi, 980-8574, Japan.
5 Department of Pediatrics, Kawaguchi Municipal Medical Center, 180 Nishi-Araijuku, Kawaguchi, Saitama, 333-0833, Japan.