JOURNAL OF QIQIHAR MEDICAL COLLEGE, Volume 28, Issue 18,2007, Pages 2269-2270, doi:10.3969/j.issn.1002-1256.2007.18.058
MODERN HEALTH(MEDICINE INNOVATION RESEARCH), Volume 4, Issue 18,2007, Pages 72,
SHANXI MEDICAL JOURNAL, Volume 36, Issue 18,2007, Pages 726-727,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 13, Issue 18,2007, Pages 2646-2648,
CHINESE JOURNAL OF PRACTICAL NURSING, Volume 23, Issue 18,2007, Pages 18,52,47,50,68,70,75-76,