1. Nippon Boehringer Ingelheim Co. Ltd Kobe Japan
2. Boehringer Ingelheim Pharmaceuticals Inc. Ridgefield CT USA
3. Boehringer Ingelheim Pharma GmbH & Co. KG Biberach Germany
4. Nippon Boehringer Ingelheim Co. Ltd Tokyo Japan
5. Boehringer Ingelheim International GmbH Ingelheim Germany
6. Seoul National University Hospital Clinical Trials Center Seoul Korea
7. Boehringer Ingelheim International GmbH Biberach Germany