Iwama Itaru, Kagimoto Seiichi, Takano Tadamasa, Sekijima Toshio, Kishimoto Hiroshi, Oba Atsuko
Division of General Pediatrics, Saitama Children's Medical Center, Saitama, Japan.
Pediatr Int. 2010 Aug;52(4):e200-3. doi: 10.1111/j.1442-200X.2010.03130.x.