3Centre Hospitalier Universitaire Vaudois (CHUV), Service de Médicine Interne, Lausanne, Switzerland.2Laboratory of Hygiene and Environmental Protection, Faculty of Medicine, Democritus University of Thrace, Alexandroupolis, Greece.Ioannis Manisalidis 1,2 * † Elisavet Stavropoulou 3 * † Agathangelos Stavropoulos 4 † Eugenia Bezirtzoglou 2 †
