NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 15,2011, Pages 1051-1054, doi:10.3760/cma.j.issn.0376-2491.2011.15.011
CHINESE JOURNAL OF GERONTOLOGY, Volume 31, Issue 15,2011, Pages 2980-2981, doi:10.3969/j.issn.1005-9202.2011.15.086
CHINESE JOURNAL OF CLINICIANS(ELECTRONIC EDITION), Volume 05, Issue 15,2011, Pages 4562-4563, doi:10.3877/cma.j.issn.1674-0785.2011.15.060
JILIN MEDICAL JOURNAL, Volume 32, Issue 15,2011, Pages 3130, doi:10.3969/j.issn.1004-0412.2011.15.161
Journal of Qiqihar University of Medicine, Volume 32, Issue 15,2011, Pages 2442-2443, doi:10.3969/j.issn.1002-1256.2011.15.027