Tsuda Hiromasa, Oi Yuko, Yoshioka Masahiro, Ishihara Naoki, Yamada Kyoko
Department of Internal Medicine, National Health Insurance Minamitama Hospital, Hachioji,Tokyo.
Intern Med. 2006;45(21):1257-8. doi: 10.2169/internalmedicine.45.6128. Epub 2006 Dec 1.