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Open-Access Journal
Editorial
Endoscopic ultrasonography and idiopathic acute pancreatitis 
Juan J Vila 
World J Gastrointest Endosc 2(4):107-111. Published online Apr 16, 2010. doi: 10.4253/wjge.v2.i4.107
Topic Highlight
Is the ‘driving test’ a robust quality indicator of colonoscopy performance? 
Nicholas M Kelly, John Moorehead, Tony Tham 
World J Gastrointest Endosc 2(4):112-120. Published online Apr 16, 2010. doi: 10.4253/wjge.v2.i4.112
Guidelines For Clinical Practice
Role of digital chromoendoscopy in detecting minimal change esophageal reflux disease 
Roongruedee Chaiteerakij, Rungsun Rerknimitr, Pinit Kullavanijaya 
World J Gastrointest Endosc 2(4):121-129. Published online Apr 16, 2010. doi: 10.4253/wjge.v2.i4.121
Review
Advances in endoscopic retrograde cholangiopancreatography cannulation 
Emad Qayed, Ashley L Reid, Field F Willingham, Steve Keilin, Qiang Cai 
World J Gastrointest Endosc 2(4):130-137. Published online Apr 16, 2010. doi: 10.4253/wjge.v2.i4.130
Case Report
Diagnosis and endoscopic treatment of esophago-bronchial fistula due to gastric heterotopy 
Konstantinos H Katsanos, Dimitrios K Christodoulou, Sevasti Kamina, Kosmidou Maria, Evangelia Lambri, Stavroula Theodorou, Konstantinos Tsampoulas, Mitsi Vasiliki, Epameinondas V Tsianos 
World J Gastrointest Endosc 2(4):138-142. Published online Apr 16, 2010. doi: 10.4253/wjge.v2.i4.138