TY - STAND AU - V. Chhaya AU - S. Saxena AU - E. Cecil AU - V. Subramanian AU - V. Curcin AU - A. Majeed AU - R. Pollok BT - Eur J Gastroenterol Hepatol DO - 10.1097/meg.0000000000000651 M1 - 8 PY - 2016 SP - 890 EP - 5 T2 - Eur J Gastroenterol Hepatol TI - Emerging trends and risk factors for perianal surgery in Crohn\textquoterights disease: a 20-year national population-based cohort study VL - 28 SN - 0954-691x ER -