TY - JOUR T1 - Crohn's disease. JF - The Journal of the Royal College of General Practitioners JO - J R Coll Gen Pract SP - 122 LP - 124 VL - 39 IS - 320 AU - R Jones Y1 - 1989/03/01 UR - http://bjgp.org/content/39/320/122.2.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -