1. Department of Clinical Neuroscience, Institute of Neuroscience and Physiology, Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
2. Eye Department Region Västra Götaland, Skaraborg Hospital Skövde Sweden
3. Department of Clinical Neuroscience Karolinska Institute Stockholm Sweden
4. Department of Ophthalmology Region Västra Götaland, Sahlgrenska University Hospital Mölndal Sweden
5. Neuropsychiatric Epidemiology Unit, Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, the Sahlgrenska Academy Centre for Ageing and Health (AGECAP) University of Gothenburg Gothenburg Sweden