University Research Institute of Maternal and Child Health and Precision Medicine, and UNESCO Chair on Adolescent Health Care, “Aghia Sophia” Children’s Hospital, National and Kapodistrian University of Athens, Athens, Greece, 2 Public Health Laboratories, Hellenic Pasteur Institute, Athens, Greece, Department of Microbiology, School of Medicine, University Hospital of Larissa, University of Thessaly, Larissa, Greece, Department of Neurology, School of Medicine, University Hospital of Larissa, University of Thessaly, Larissa, Greece