citation journal title = Diseases of the Colon amp Rectum citation issn = 00123706 citation volume = 52 citation issue = 1 citation doi = 101007/DCR0b013e3181975701 citation firstpage = 4 citation lastpage = 10 citation publication date = 2009/01/01 citation title = Laparoscopic vs Open Total Abdominal Colectomy for Severe Colitis