Izumi Gaku, Narugami Masashi, Saita Yoshinori, Matsuzawa Tohru, Sugawara Osamu, Kawamura Nobuaki, Kobayashi Ichiro
Department of Pediatrics, Kitami Red Cross Hospital, Kitami, Japan.
Pediatr Int. 2011 Dec;53(6):1087-9. doi: 10.1111/j.1442-200X.2011.03393.x.