CHINESE JOURNAL OF MISDIAGNOSTICS, Volume 7, Issue 28,2007, Pages 6948, doi:10.3969/j.issn.1009-6647.2007.28.237
CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 30, Issue 28,2007, Pages 62-63, doi:10.3760/cma.j.issn.1673-4904.2007.28.023
SHANDONG MEDICAL JOURNAL, Volume 47, Issue 28,2007, Pages 106-107, doi:10.3969/j.issn.1002-266X.2007.28.073
CHINESE JOURNAL OF MISDIAGNOSTICS, Volume 7, Issue 28,2007, Pages 6794-6795, doi:10.3969/j.issn.1009-6647.2007.28.067