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Esophagus channel seen from an endoscopic camera with upward motion with instrument leaving gut. Every ID info removed by special request for this video. Endoscopy Videos: 1[url=http://istockphoto.com/file_closeup.php?id=11146548][img]http://www.istockphoto.com/file_thumbview_approve.php?size=1&id=11146548[/img][/url]2[url=http://istockphoto.com/file_closeup.php?id=11146547][img]http://www.istockphoto.com/file_thumbview_approve.php?size=1&id=11146547[/img][/url]3[url=http://istockphoto.com/file_closeup.php?id=11146546][img]http://www.istockphoto.com/file_thumbview_approve.php?size=1&id=11146546[/img][/url] 4[url=http://istockphoto.com/file_closeup.php?id=11146545][img]http://www.istockphoto.com/file_thumbview_approve.php?size=1&id=11146545[/img][/url] [url=http://www.istockphoto.com/my_lightbox_contents.php?lightboxID=6329737][img]http://i1199.photobucket.com/albums/aa480/jamesbenet/MedicalBanner.jpg[/img][/url] [url=http://www.istockphoto.com/my_lightbox_contents.php?lightboxID=4740804][img]http://i1199.photobucket.com/albums/aa480/jamesbenet/Dentistry.jpg[/img][/url]