1. Department of Infectious Diseases, QingDao No. 6 People's Hospital, Qingdao, Shandong, P. R. China
2. Department of Blood Purification Center, QingDao No. 6 People's Hospital, Qingdao, Shandong, P. R. China
3. Department of Physical Therapy, QingDao No. 6 People's Hospital, Qingdao, Shandong, P. R. China
4. Mdeical College, QingDao University, Qingdao, Shandong, P. R. China
5. Department of Liver Disease ICU, QingDao No. 6 People's Hospital, Qingdao, Shandong, P. R. China