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1 Exploration de la vision et neuro-ophtalmologie, CHU de Lille, 59000 Lille, France; Faculté de médecine, université de Lille, 1, place de Verdun, 59000 Lille, France. Electronic address: louis.beal@hotmail.fr.
2 Exploration de la vision et neuro-ophtalmologie, CHU de Lille, 59000 Lille, France.
3 Exploration de la vision et neuro-ophtalmologie, CHU de Lille, 59000 Lille, France; Faculté de médecine, université de Lille, 1, place de Verdun, 59000 Lille, France.
1 Exploration de la vision et neuro-ophtalmologie, CHU de Lille, 59000 Lille, France; Faculté de médecine, université de Lille, 1, place de Verdun, 59000 Lille, France. Electronic address: louis.beal@hotmail.fr.
2 Exploration de la vision et neuro-ophtalmologie, CHU de Lille, 59000 Lille, France.
3 Exploration de la vision et neuro-ophtalmologie, CHU de Lille, 59000 Lille, France; Faculté de médecine, université de Lille, 1, place de Verdun, 59000 Lille, France.