American Journal of Respiratory and Critical Care Medicine
Airflow Limitation and Airway Dimensions in Chronic Obstructive Pulmonary Disease
Masaru Hasegawa , Yasuyuki Nasuhara , Yuya Onodera , Hironi Makita , Katsura Nagai , Satoshi Fuke , Yoko Ito , Tomoko Betsuyaku , and Masaharu Nishimura
First Department of Medicine and Department of Radiology, Hokkaido University School of Medicine, Sapporo, Japan
Received: January 09, 2006
Accepted: March 21, 2006