JOURNAL OF THE FOURTH MILITARY MEDICAL UNIVERSITY, Volume 23, Issue 16,2002, Pages 1536-1536, doi:10.3321/j.issn:1000-2790.2002.16.041
CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 6, Issue 16,2002, Pages 2444, doi:10.3321/j.issn:1673-8225.2002.16.091
CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 6, Issue 16,2002, Pages 2409, doi:10.3321/j.issn:1673-8225.2002.16.043