Yao Wan-zhen, Chen Ya-hong, Zhang Li-qiang, Wang Xiao-hong, Sun Yong-chang, Sun Wei, Han Jiang-li, Zhang Fu-chun, Zheng Ya-an, Sun Bo-zhang, He Bei, Zhao Ming-wu
Department of Respiratory Diseases, Peking University Third Hospital, Beijing 100083, China.
Chin Med J (Engl). 2004 Jan;117(1):143-4.