MODERN MEDICINE & HEALTH, Volume 23, Issue 21,2007, Pages 3197-3199, doi:10.3969/j.issn.1009-5519.2007.21.025
JOURNAL OF QILU NURSING, Volume 13, Issue 21,2007, Pages 33-35, doi:10.3969/j.issn.1006-7256.2007.21.020
ACTA ACADEMIAE MEDICINAE MILITARIS TERTIAE, Volume 29, Issue 21,2007, Pages 2019-2022, doi:10.3321/j.issn:1000-5404.2007.21.001
CHINESE JOURNAL OF PRACTICAL INTERNAL MEDICINE, Volume 27, Issue 21,2007, Pages 1667-1669, doi:10.3969/j.issn.1005-2194.2007.21.007
SHANDONG MEDICAL JOURNAL, Volume 47, Issue 21,2007, Pages 37, doi:10.3969/j.issn.1002-266X.2007.21.057