NATIONAL MEDICAL JOURNAL OF CHINA, Volume 82, Issue 18,2002, Pages 1226-1226, doi:10.3760/j:issn:0376-2491.2002.18.022
JOURNAL OF CHINESE PRACTICAL MEDICINE, Volume 4, Issue 18,2002, Pages 4-5,
CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 6, Issue 18,2002, Pages 2764-2765, doi:10.3321/j.issn:1673-8225.2002.18.093
CHINA JOURNAL OF MODERN MEDICINE, Volume 12, Issue 18,2002, Pages 22-24, doi:10.3969/j.issn.1005-8982.2002.18.009