Variance of the SGK1 gene is associated with insulin secretion in different European populations: results from the TUEF, EUGENE2, and METSIM studies. oleh Björn Friedrich, Peter Weyrich, Alena Stancáková, Jianjung Wang, Johanna Kuusisto, Markku Laakso, Giorgio Sesti, Elena Succurro, Ulf Smith, Torben Hansen, Oluf Pedersen, Fausto Machicao, Silke Schäfer, Florian Lang, Teut Risler, Susanne Ullrich, Norbert Stefan, Andreas Fritsche, Hans-Ulrich Häring