Sarkis Clinical Trials, Ocala, Florida, United States
Keimyung University Dongsan Hospital, Daegu, Korea, Republic of
Inje University Ilsan Paik Hospital, Goyang, Korea, Republic of
Alternative Research Associates, LLC, Hialeah, Florida, United States
Anne Arundel Medical Center, Baltimore, Maryland, United States
Millennium Physicians Group, Houston, Texas, United States
Hadzhi Dimitar, Sofia, Bulgaria
Pleven, Pleven, Bulgaria
Diagnostic-consultative centre I, Sliven, Bulgaria
Eurofins Optimed, Gières, France