CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 6, Issue 21,2002, Pages 3252, doi:10.3321/j.issn:1673-8225.2002.21.093
CLINICAL FOCUS, Volume 17, Issue 21,2002, Pages 1246-1246, doi:10.3969/j.issn.1004-583X.2002.21.004
CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 6, Issue 21,2002, Pages 3272-3273, doi:10.3321/j.issn:1673-8225.2002.21.117