NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 37,2005, Pages 2647-2650, doi:10.3760/j:issn:0376-2491.2005.37.013
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 37,2005, Pages 2629-2635, doi:10.3760/j:issn:0376-2491.2005.37.009
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 37,2005, Pages 2607-2612, doi:10.3760/j:issn:0376-2491.2005.37.005
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 37,2005, Pages 2640-2643, doi:10.3760/j:issn:0376-2491.2005.37.011
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 85, Issue 37,2005, Pages 2656-2658, doi:10.3760/j:issn:0376-2491.2005.37.016