Is Bile Acid Malabsorption Really a Common Feature of Crohn's Disease or is It Simply a Consequence of Ileal Resection? - Kunstar, Eva; Hegyi, Peter; Rakonczay Jr, Zoltan; Farkas, Klaudia; Nagy, Ferenc; Wittmann, Tibor; Molnar, Tamas (Frontiers in Physiology, 2011)