CHINESE JOURNAL OF MISDIAGNOSTICS, Volume 6, Issue 20,2006, Pages 3975-3976, doi:10.3969/j.issn.1009-6647.2006.20.078
PUBLIC MEDICAL FORUM MAGAZINE, Volume 10, Issue 20,2006, Pages 949-950, doi:10.3969/j.issn.1672-1721.2006.20.075
INTERNATIONAL MEDICINE & HEALTH GUIDANCE NEWS, Volume 12, Issue 20,2006, Pages 113-115, doi:10.3760/cma.j.issn.1007-1245.2006.20.049
HEALTH VOCATIONAL EDUCATION, Volume 24, Issue 20,2006, Pages 101-102, doi:10.3969/j.issn.1671-1246.2006.20.064