JOURNAL OF CHINESE PRACTICAL MEDICINE, Volume 5, Issue 14,2003, Pages 73-73,
NATIONAL MEDICAL JOURNAL OF CHINA, Volume 83, Issue 14,2003, Pages 1218, doi:10.3760/j:issn:0376-2491.2003.14.023
INTERNATIONAL MEDICINE & HEALTH GUIDANCE NEWS, Volume 9, Issue 14,2003, Pages 74-75, doi:10.3760/cma.j.issn.1007-1245.2003.14.046
JOURNAL OF PRACTICAL NURSING, Volume 19, Issue 14,2003, Pages 61, doi:10.3760/cma.j.issn.1672-7088.2003.14.047