My clinic, Jeddah, Saudi Arabia
Al Hammadi, Riyadh, Saudi Arabia
Almoosa Specialist Hospital, Ihsaa, Saudi Arabia
Northwick Park Hosptial, Watford, Middlesex, United Kingdom
Great Lakes Clinical Trials, Chicago, Illinois, United States
Univ of Colorado at Denver, Aurora, Colorado, United States
Northeast Research Institute, Fleming Island, Florida, United States
Univerzitna nemocnica L. Pasteura Kosice, Kosice, Slovakia
Szent Margit Rendelőintézet Nonprofit Kft., Budapest, Hungary
Békés Megyei Központi Kórház, Gyula, Hungary
Hospital do Coração do Brasil, Brasília, Brazil
IPECC - Instituto de Pesquisa Clínica de Campinas, Campinas, Brazil
HC-UFG - Hospital das Clínicas da Universidade Federal de Goiás, Goiânia, Brazil
MHAT MC-Sv Ivan Rilski EOOD, Plovdiv, Bulgaria
'MHAT Sveta Karidad' EAD, Plovdiv, Bulgaria
Specialized Hospital For Active Cardiology Treatment Medica Kor EAD, Ruse, Bulgaria
Azienda Ospedaliero-Universitaria Renato Dulbecco, Catanzaro, Italy
Ospedale San Francesco d'Assisi, Oliveto Citra, Italy
Presidio Ospedaliero Santa Barbara, Iglesias, Italy
Asahikawa Medical Univ. Hospital, Pediatrics, Asahikawa, Hokkaido, Japan
Beppu Medical Center, Beppu-shi, Oita-ken, Japan
Fukuoka University Hospital, Fukuoka-shi, Fukuoka-ken, Japan
Altasciences Clinical Company, Inc, Montreal, Quebec, Canada
Songklanagarind Hospital, Songkla, Thailand
General Hospital of Thessaloniki "G.Papanikolaou", Thessaloniki, Greece
ETG Siedlce, Siedlce, Masovian, Poland