TY - STAND AU - C. Alexakis AU - S. Saxena AU - V. Chhaya AU - E. Cecil AU - V. Curcin AU - R. Pollok BT - Inflamm Bowel Dis DO - 10.1097/mib.0000000000001031 M1 - 4 PY - 2017 SP - 672 EP - 680 T2 - Inflamm Bowel Dis TI - Do Thiopurines Reduce the Risk of Surgery in Elderly Onset Inflammatory Bowel Disease? A 20-Year National Population-Based Cohort Study VL - 23 SN - 1078-0998 ER -