PT - JOURNAL ARTICLE AU - Jaime Ruiz-Tovar AU - Eduardo Lobo AU - Alfonso Sanjuanbenito AU - Enrique Martínez-Molina TI - Pneumoretroperitoneum secondary to duodenal perforation after endoscopic retrograde cholangiopancreatography DP - 2009 Feb 01 TA - Canadian Journal of Surgery PG - 68--69 VI - 52 IP - 1 4099 - http://canjsurg.ca/content/52/1/68.short 4100 - http://canjsurg.ca/content/52/1/68.full SO - CAN J SURG2009 Feb 01; 52