00524nas a2200193   4500000000100000000000100001008004100002100001400043700001400057700001300071700001900084700001400103700001400117700001400131245015400145300001000299490000700309022001400316       2015                            d1 aV. Chhaya1 aR. Pollok1 aE. Cecil1 aV. Subramanian1 aV. Curcin1 aA. Majeed1 aS. Saxena00aImpact of early thiopurines on surgery in 2770 children and young people diagnosed with inflammatory bowel disease: a national population-based study  a990-90 v42  a0269-2813