CHINA MEDICAL HERALD, Volume 3, Issue 31,2006, Pages 116-117, doi:10.3969/j.issn.1673-7210.2006.31.041
CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 29, Issue 31,2006, Pages 71, doi:10.3760/cma.j.issn.1673-4904.2006.31.030
CHINESE NURSING RESEARCH, Volume 20, Issue 31,2006, Pages 2882-2883, doi:10.3969/j.issn.1009-6493.2006.31.030
CHINA MEDICAL HERALD, Volume 3, Issue 31,2006, Pages 137-138, doi:10.3969/j.issn.1673-7210.2006.31.055
CHINESE NURSING RESEARCH, Volume 20, Issue 31,2006, Pages 2911-2912, doi:10.3969/j.issn.1009-6493.2006.31.049