1. Hospital Santa Cruz; Lisbon Portugal
2. Thomas Jefferson Medical College; Wynnewood PA USA
3. Population Health Research Institute; McMaster University and Hamilton Health Sciences; Hamilton Canada
4. Boehringer Ingelheim GmbH & Co. KG; Ingelheim Germany
5. Faculty of Medicine Mannheim; University of Heidelberg; Mannheim Germany
6. Boehringer Ingelheim Pharmaceuticals Inc.; Ridgefield CT USA
7. Department of Medical Sciences, Cardiology and Uppsala Clinical Research Center; Uppsala University; Uppsala Sweden