NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 29,2011, Pages 2038-2041, doi:10.3760/cma.j.issn.0376-2491.2011.29.007
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 29,2011, Pages 2065-2067, doi:10.3760/cma.j.issn.0376-2491.2011.29.013
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 29,2011, Pages 2087-2088, doi:10.3760/cma.j.issn.0376-2491.2011.29.020
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 29,2011, Pages 2023-2025, doi:10.3760/cma.j.issn.0376-2491.2011.29.003
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 91, Issue 29,2011, Pages 2030-2033, doi:10.3760/cma.j.issn.0376-2491.2011.29.005