Clinica oculistica / Ospedale san Paolo, Milano, Italy
Hospital Clinico San Carlos, Madrid, Spain
Instituto de MicrocirugÃa Ocular, Barcelona, Spain
Clinica Barraquer, Barcelona, Spain
Hospital La Paz, Madrid, Spain
Queen Alexandra Hospital, Portsmouth, United Kingdom
CHRU de Lille, Lille, France
Hôpital Kremlin-Bicêtre, Le Kremlin-Bicêtre, France
Groupe hospitalier Pellegrin, Bordeaux, France
University eye hospital Freiburg, Freiburg, Germany
Uwe Pleyer, Berlin, Germany
Florian Seidensticker, Hannover, Germany