S62 Iron Maltol Versus Ferrous Sulphate in IBD-related Anemia: Does Choice of Iron Compound Make a Difference to Serum Hepcidin Levels?. (December 2022) - Wittker, Mona Celina; Farrag, Karima; Schröder, Oliver; Aksan, Ayşegül; Stein, Jürgen