Nuray Uslu Kizilkan, Assoc. Prof.
Koc University School of Medicine, Division of Pediatric Gastroenterology, Istanbul, Turkey
e-mail: nurayu74@yahoo.com
Ali Sarper Taskiran , MD
Koc University School of Medicine, Department of Child and Adolescent Psychiatry, Istanbul
Child Mind Institute, New York
e-mail:sarper.taskiran@childmind.org