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Open-Access Journal
Therapeutics Advances
Transumbilical laparoscopic-assisted appendectomy in children: Clinical and surgical outcomes 
Nicola Zampieri, Gabriella Scirè, Alberto Mantovani, Francesco Saverio Camoglio 
World J Gastrointest Endosc 6(4):101-104. Published online Apr 16, 2014. doi: 10.4253/wjge.v6.i4.101
Minireviews
Childhood achalasia: A comprehensive review of disease, diagnosis and therapeutic management 
Ashanti L Franklin, Mikael Petrosyan, Timothy D Kane 
World J Gastrointest Endosc 6(4):105-111. Published online Apr 16, 2014. doi: 10.4253/wjge.v6.i4.105
ESD training: A challenging path to excellence 
Alberto Herreros de Tejada 
World J Gastrointest Endosc 6(4):112-120. Published online Apr 16, 2014. doi: 10.4253/wjge.v6.i4.112
Current status and future applications of contrast-enhanced endoscopic ultrasonography 
Hon Chi Yip, Anthony Yuen Bun Teoh, Charing Ching Ning Chong, James Yun Wong Lau 
World J Gastrointest Endosc 6(4):121-127. Published online Apr 16, 2014. doi: 10.4253/wjge.v6.i4.121
Original Article
Accuracy of transnasal endoscopy with a disposable esophagoscope compared to conventional endoscopy 
María R Aedo, Miguel Á Zavala-González, Arturo Meixueiro-Daza, José María Remes-Troche 
World J Gastrointest Endosc 6(4):128-136. Published online Apr 16, 2014. doi: 10.4253/wjge.v6.i4.128
Brief Article
Efficacy of SpyGlassTM-directed biopsy compared to brush cytology in obtaining adequate tissue for diagnosis in patients with biliary strictures 
Johannes Wilhelm Rey, Torsten Hansen, Sebastian Dümcke, Achim Tresch, Katja Kramer, Peter Robert Galle, Martin Goetz, Marcus Schuchmann, Ralf Kiesslich, Arthur Hoffman 
World J Gastrointest Endosc 6(4):137-143. Published online Apr 16, 2014. doi: 10.4253/wjge.v6.i4.137
Case Report
Rare presentation of primary (AL) amyloidosis as gastrointestinal hemorrhage without systemic involvement 
Mohammad F Ali, Anik Patel, Stephanie Muller, David Friedel 
World J Gastrointest Endosc 6(4):144-147. Published online Apr 16, 2014. doi: 10.4253/wjge.v6.i4.144