admine English_Category 06 February 2013 Hits: 2248 Rating: ( 0 Rating ) links User Rating: 0 / 5 Please Rate Vote 1 Vote 2 Vote 3 Vote 4 Vote 5 Endoscopic & Minimal Invasive Surgery Research CenterMashhad University of Medical Sciences Links http://www.medscape.com/viewarticle/553471 http://cme.medscape.com/viewarticle/558630_1 http://xnet.kp.org/permanentejournal/spr08/gastrointestional_surgery.html http://www.websurg.com/notes/index.php