NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 38,2005, Pages 2682-2685, doi:10.3760/j:issn:0376-2491.2005.38.005
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 38,2005, Pages 2724-2727, doi:10.3760/j:issn:0376-2491.2005.38.014
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 38,2005, Pages 2686-2690, doi:10.3760/j:issn:0376-2491.2005.38.006
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 38,2005, Pages 2700-2703, doi:10.3760/j:issn:0376-2491.2005.38.009
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 38,2005, Pages 2667-2673, doi:10.3760/j:issn:0376-2491.2005.38.002