Ito Shuichi, Machida Hiroyuki, Harada Tomonori, Teranishi Jun-ichi, Aihara Yukoh, Yokota Shumpei
Children's Medical Center, Yokohama City University Medical Center, Minami-ku, Yokohama, Japan.
Pediatr Int. 2010 Feb;52(1):134-7. doi: 10.1111/j.1442-200X.2009.03011.x.