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International Journal of Colorectal Disease > 2009 > 24 > 11 > 1249-1254
Digestive Diseases and Sciences > 2000 > 45 > 1 > 122-128
International Journal of Colorectal Disease > 2009 > 24 > 11 > 1249-1254
Digestive Diseases and Sciences > 2000 > 45 > 1 > 122-128