MODERN REHABILTATION, Volume 5, Issue 15,2001, Pages 86-87, doi:10.3321/j.issn:1673-8225.2001.15.053
MODERN REHABILTATION, Volume 5, Issue 15,2001, Pages 134-135, doi:10.3321/j.issn:1673-8225.2001.15.117
SHANDONG MEDICAL JOURNAL, Volume 41, Issue 15,2001, Pages 65, doi:10.3969/j.issn.1002-266X.2001.15.059
MODERN REHABILTATION, Volume 5, Issue 15,2001, Pages 62-63, doi:10.3321/j.issn:1673-8225.2001.15.028