WORLD CHINESE JOURNAL OF DIGESTOLOGY, Volume 17, Issue 16,2009, Pages 1621-1625, doi:10.3969/j.issn.1009-3079.2009.16.005
WORLD CHINESE JOURNAL OF DIGESTOLOGY, Volume 17, Issue 16,2009, Pages 1632-1637, doi:10.3969/j.issn.1009-3079.2009.16.007
WORLD CHINESE JOURNAL OF DIGESTOLOGY, Volume 17, Issue 16,2009, Pages 1669-1671, doi:10.3969/j.issn.1009-3079.2009.16.014
WORLD CHINESE JOURNAL OF DIGESTOLOGY, Volume 17, Issue 16,2009, Pages 1601,1620,1642,1654,1659,1668,1679,1695,
WORLD CHINESE JOURNAL OF DIGESTOLOGY, Volume 17, Issue 16,2009, Pages 1676-1679, doi:10.3969/j.issn.1009-3079.2009.16.016