PROGRESS IN MODERN BIOMEDICINE, Volume 9, Issue 23,2009, Pages 4401-4403,
WORLD HEALTH DIGEST, Volume 06, Issue 23,2009, Pages 168-169, doi:10.3969/j.issn.1672-5085.2009.23.172
CHINESE JOURNAL OF MODERN NURSING, Volume 15, Issue 23,2009, Pages 2301-2302, doi:10.3760/cma.j.issn.1674-2907.2009.23.033
SCIENCE AND TECHNOLOGY OF WEST CHINA, Volume 8, Issue 23,2009, Pages 114, doi:10.3969/j.issn.1671-6396.2009.23.059
JILIN MEDICAL JOURNAL, Volume 30, Issue 23,2009, Pages 3066, doi:10.3969/j.issn.1004-0412.2009.23.104