1 Department of Hygiene and Epidemiology, University of Ioannina School of Medicine, Ioannina, Greece.
2 1st Department of Dermatology-Venereology, Andreas Sygros Hospital, National and Kapodistrian University of Athens School of Medicine, Athens, Greece.
3 Department of EM/Molecular Pathology, The Cyprus Institute of Neurology and Genetics, Nicosia, Cyprus.
4 Cyprus School of Molecular Medicine, The Cyprus Institute of Neurology and Genetics, Nicosia, Cyprus.
5 Statistical Genetics, QIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.
6 Leeds Institute for Data Analytics, School of Medicine, University of Leeds, Leeds, UK.
7 Department of Epidemiology and Biostatistics, Imperial College London, St Mary's Campus, London, UK.