Affiliation: | 1. Institute of Clinical Molecular Biology, Kiel University, Kiel, Germany;2. The Danish Twin Registry, Unit of Epidemiology, Biostatistics and Biodemography, University of Southern Denmark, Odense, Denmark;3. Department of Clinical Genetics, Odense University Hospital, Odense, Denmark;4. Institute of Epidemiology, Kiel University, Kiel, Germany;5. Department of Clinical Biochemistry and Pharmacology, Odense University Hospital, Odense, Denmark |