Ishii Hiroshi, Kai Naoko, Kashima Kenji, Kishi Kenji, Shirai Ryo, Tokimatsu Issei, Kadota Jun-ichi
Department of Respiratory Medicine, Oita University Hospital, Yufu.
Intern Med. 2008;47(23):2099-100. doi: 10.2169/internalmedicine.47.1557. Epub 2008 Dec 1.