NATIONAL MEDICAL JOURNAL OF CHINA, Volume 94, Issue 9,2014, Pages 646-650, doi:10.3760/cma.j.issn.0376-2491.2014.09.002
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 94, Issue 9,2014, Pages 701-703, doi:10.3760/cma.j.issn.0376-2491.2014.09.017
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 94, Issue 9,2014, Pages 711-713, doi:10.3760/cma.j.issn.0376-2491.2014.09.020
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 94, Issue 9,2014, Pages 695-697, doi:10.3760/cma.j.issn.0376-2491.2014.09.015
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 94, Issue 9,2014, Pages 704-708, doi:10.3760/cma.j.issn.0376-2491.2014.09.018