1 Department of Pediatric Nephrology, Aichi Children's Health and Medical Center, 426 7-chome, Morioka-cho, Obu, Aichi, 474-8710, Japan. [email protected].
2 Department of Clinical Medicine, Japanese Red Cross Toyota College of Nursing, 12-33 Nanamagari, Hakusan-cho, Toyota, Aichi, 471-8565, Japan. [email protected].
3 Department of Pediatric Nephrology, Aichi Children's Health and Medical Center, 426 7-chome, Morioka-cho, Obu, Aichi, 474-8710, Japan.
4 Department of Clinical Research, Tokyo Metropolitan Children's Medical Center, 2-8-29 Musashidai, Fuchu, Tokyo, 183-8561, Japan.