Characterization of activity and binding mode of glycyrrhetinic acid derivatives inhibiting 11β-hydroxysteroid dehydrogenase type 2 - Kratschmar, D V; Vuorinen, A; Da Cunha, T; Wolber, G; Classen-Houben, D; Doblhoff, O; Schuster, D; Odermatt, A (J Steroid Biochem Mol Biol, 2011)