Morisada Naoya, Okita Shinobu, Sato Tetsuji, Miyaji Ryosuke, Kamizono Junji, Shimono Masayuki, Osajima Akihiko, Kaizu Kazo, Asayama Kohtaro, Shirahata Akira
Department of Pediatrics, University of Occupational and Environmental Health, Kitakyushu, Japan.
Pediatr Int. 2004 Aug;46(4):480-3. doi: 10.1111/j.1442-200x.2004.01917.x.