作者机构:[1]Department of Urology, First Affiliated Hospital of People's Liberation Army General Hospital, Beijing 10005 1, China, [2]Department of Hepatobiliary Surgery, People's Liberation Army General Hospital, Beijing 100853, China, [3]Department of Pathology , People's Liberation Army General Hospital, Beijing 100853, China, [4]Department of Nosocomial Infection and Disease Control People's Liberation Army General Hospital, Beijing 100853, China
相关基金:Science Foundation of China (No. 30300296) and the Twelfth Five- year Military Foundation (No. BWS11J048).
Corresponding to: Dr. JIA Ning, Department of Nosocomial Infection and Disease Control, People's Liberation Army General Hospital, Beijing 100853, China (Tel and Fax: 86-10-66875043. Email: jianing@263.net)