1 Third Department of Pediatrics, Attikon, University Hospital, National and Kapodistrian University of Athens, Athens, Greece - kkleanthousnaxos@yahoo.com.
2 Second Department of Radiology, Attikon University Hospital, National and Kapodistrian University of Athens, Athens, Greece.
3 Third Department of Pediatrics, Attikon, University Hospital, National and Kapodistrian University of Athens, Athens, Greece.
4 Department of Radiology, IASO Children's Hospital, Athens, Greece.
5 Department of Medical Genetics, National and Kapodistrian University of Athens, Athens, Greece.