1. Clinical Pharmacology and Pharmacy, Department of Public Health; University of Southern Denmark; Odense Denmark
2. Department of Clinical Epidemiology; Aarhus University; Aarhus Denmark
3. Department of Epidemiology, Rollins School of Public Health; Emory University; Atlanta Georgia USA
4. Departments of Surgery and Biochemistry, Larner College of Medicine; University of Vermont; Burlington Vermont USA
5. Department of Clinical Biochemistry and Pharmacology; Odense University Hospital; Odense Denmark
6. Department of Clinical Research; University of Southern Denmark; Odense Denmark