%0 Journal Article %T Hand-assisted endoscopic surgery: Lights and shadows %A Targarona Eduardo %J Saudi Journal of Gastroenterology %D 2011 %I Medknow Publications %U http://www.saudijgastro.com/article.asp?issn=1319-3767;year=2011;volume=17;issue=1;spage=4;epage=5;aulast=Targarona