Meridien Research, Inc., Maitland, Florida, United States
Center for Psychiatry and Behavioral Medicine, Las Vegas, Nevada, United States
Bayou City Research, Houston, Texas, United States
Westex Clinical Investigation, Lubbock, Texas, United States
Duke University Medical Center, Durham, North Carolina, United States
BG008, Sofia, Bulgaria
BE001, Sint-Niklaas, Belgium
BG001, Shumen, Bulgaria
HU004, Gyula, Hungary
BG003, Sofia, Bulgaria
BG004, Varna, Bulgaria
AT001, Vienna, Austria
AT004, Senftenberg, Austria
AT003, Vienna, Austria
FI005, Kokkola, Finland
AT001, Wien, Austria
AT005, Wien, Austria
Site 011, Bradenton, Florida, United States
Site 061, Fresno, California, United States
Site 043, Tustin, California, United States
Site 3604, Linz, Austria
Site 3605, Senftenberg, Austria
Site 3603, Wien, Austria
Site 4112, Aschaffenburg, Germany
Site 4109, Bad Oeynhausen, Germany
Site 4101, Berlin, Germany