Complementary and alternative medicine (CAM) use in patients with inflammatory bowel disease – preliminary results of a multicenter study of the Austrian IBD study group - Gröchenig, H; Dejaco, C; Dzirlo, L; Eckhard, G; Feichtenschlager, T; Fuchssteiner, H; Gartner, J; Haas, T; Kirchgatterer, A; Koch, R; Ludwiczek, O; Mayer, A; Miehsler, W; Papay, P; Peters, P; Platzer, R; Reicht, G; Steiner, P; Stimakovits, J; Waldhör, T; Wenzl, H; Novacek, G (Zeitschrift für Gastroenterologie, 2015)