Targeted Metabolomics Identifies Elevated Serotonin Levels In Carriers Of A Tcf7L2 Diabetes-Risk Allele. (August 2019) - Leiherer, A.; Muendlein, A.; Geiger, K.; Saely, C.H.; Brandtner, E.M.; Larcher, B.; Mader, A.; Fraunberger, P.; Drexel, H.