University of California Irvine, Irvine, California, United States
Trinity Health Ann Arbor Hospital, Ann Arbor, Michigan, United States
St. Louis VA, St. Louis, Missouri, United States
University Medical Center Groningen, Groningen, Netherlands
Wroclaw Medical University, Wrocław, Poland
Tbilisi Heart and Vascular Clinic, Tbilisi, Georgia
MedStar Washington Hospital Center, Washington, District of Columbia, United States
Duke University Hospital, Durham, North Carolina, United States
Cone Health, Greensboro, North Carolina, United States
Israeli-Georgian Medical Research Clinic Helsicore, Tbilisi, Georgia