1 Department of Pediatrics, Attikon General Hospital, National and Kapodistrian University of Athens, 1 Rimini Str., 124 62, Athens, Greece. lampros.fotis@outlook.com.
2 Department of Radiology, Attikon General Hospital, National and Kapodistrian University of Athens, Athens, Greece.
3 Department of Pediatrics, Attikon General Hospital, National and Kapodistrian University of Athens, 1 Rimini Str., 124 62, Athens, Greece.