Sato Emiko, Ikeda Kayo, Yoshida Hisao, Kusuki Shigenori, Hashii Yoshiko, Ohta Hideaki, Ozono Keiichi
Department of Pediatrics, Osaka University Graduate School of Medicine, Osaka, Japan.
Pediatr Int. 2010 Apr;52(2):e121-4. doi: 10.1111/j.1442-200X.2010.03052.x.