Pauls Stradins Clinical University Hospital, Riga, Latvia
Salehi Retina Institute Inc., Huntington Beach, California, United States
Retina Center of Texas, Southlake, Texas, United States
Northern California Retina Vitreous Associates Medical Group, Inc., Mountain View, California, United States
Blue Ocean Clinical Research, Clearwater, Florida, United States
Retina Associates of Cleveland, Inc, Cleveland, Ohio, United States
Centre Rétine Gallien, Bordeaux, France
CHU Dijon, Dijon, France
Hôpital Privé La Louvière, Lille, France