1. Department of Dermatology University Hospital of Heraklion Heraklion, Crete 71110 Greece
2. Department of Microbiology Medical School of Athens Tetrapoleos 18, Goudi Athens 115 27 Greece
3. Department of Internal Medicine University Hospital of Heraklion Heraklion, Crete Greece
4. School of Medicine University of Crete Crete Greece