The Second People's hospital of Hefei, Hefei, Anhui, China
The fourth people's hospital of chongqing, Chongqing, Chongqing, China
Beijing Friendship Hospital, Capital Medical University, Beijing, Beijing, China
New Haven Clinical Research Unit, New Haven, Connecticut, United States
Pfizer Clinical Research Unit - Brussels, Brussels, Bruxelles-capitale, RΓ©gion DE, Belgium
HOPE Research Institute, Phoenix, Arizona, United States
Hope Research Institute, Phoenix, Arizona, United States
The Pain Center of Arizona, Phoenix, Arizona, United States
Remington-Davis, Inc, Columbus, Ohio, United States
Proactive Clinical Research LLC, Edinburg, Texas, United States
Franco Felizarta, Md, Bakersfield, California, United States
Pfizer, Tokyo, Japan
Pfizer, New York, New York, United States
Pfizer, New York, New York, United States
Qps-Mra, Llc, South Miami, Florida, United States
Hospital Militar Central Cirujano Mayor Dr. Cosme Argerich, Buenos Aires, Argentina
Pfizer Canada, Kirkland, Quebec, Canada