THE ORTHOPEDIC JOURNAL OF CHINA, Volume 12, Issue 19,2004, Pages 1489-1491, doi:10.3969/j.issn.1005-8478.2004.19.014
CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 8, Issue 19,2004, Pages 3794-3795, doi:10.3321/j.issn:1673-8225.2004.19.045
JOURNAL OF THE FOURTH MILITARY MEDICAL UNIVERSITY, Volume 25, Issue 19,2004, Pages 1758-1758, doi:10.3321/j.issn:1000-2790.2004.19.040
CHINA JOURNAL OF MODERN MEDICINE, Volume 14, Issue 19,2004, Pages 6-9, doi:10.3969/j.issn.1005-8982.2004.19.002