%0 Journal Article %T Clinical Diagnostic Clues in Crohn's Disease: A 41-Year Experience %A C. Quintana %A L. Galleguillos %A E. Benavides %A J. C. Quintana %J ISRN Gastroenterology %D 2012 %I Hindawi Publishing Corporation %R 10.5402/2012/285475 %U http://dx.doi.org/10.5402/2012/285475