SHANDONG MEDICAL JOURNAL, Volume 43, Issue 18,2003, Pages 53-54, doi:10.3969/j.issn.1002-266X.2003.18.053
CHINESE JOURNAL OF CLINICAL REHABILITATION, Volume 7, Issue 18,2003, Pages 2635, doi:10.3321/j.issn:1673-8225.2003.18.109
CHINESE NURSING RESEARCH, Volume 17, Issue 18,2003, Pages 1072-1072, doi:10.3969/j.issn.1009-6493.2003.18.015
CENTRAL PLAINS MEDICAL JOURNAL, Volume 30, Issue 18,2003, Pages 30, doi:10.3760/cma.j.issn.1674-4756.2003.18.033
JOURNAL OF PRACTICAL NURSING, Volume 19, Issue 18,2003, Pages 19-20, doi:10.3760/cma.j.issn.1672-7088.2003.18.013