Honda Kayo, Kume Keiichiro, Yamasaki Masahiro, Yoshikawa Ichiro, Otsuki Makoto
The Third Department of Internal Medicine, University of Occupational and Environmental Health, Kitakyushu.
Intern Med. 2008;47(6):557-8. doi: 10.2169/internalmedicine.47.0820. Epub 2008 Mar 17.