CLINICAL FOCUS, Volume 18, Issue 15,2003, Pages 888-890, doi:10.3969/j.issn.1004-583X.2003.15.036
JOURNAL OF MEDICAL FORUM, Volume 24, Issue 15,2003, Pages 69-70, doi:10.3969/j.issn.1672-3422.2003.15.057
CHINA JOURNAL OF MODERN MEDICINE, Volume 13, Issue 15,2003, Pages 150-150, doi:10.3969/j.issn.1005-8982.2003.15.071