Department of Pediatrics and Adolescent Medicine, American University of Beirut Medical Center, Beirut, Lebanon.
Received 8 April, 2010
Accepted 24 June, 2010
Address correspondence and reprint requests to Mohamad H. ltani, Assistant Professor of Clinical Pediatrics, American University of Beirut Medical Center, PO Box 114-6044/D29, Cairo Street, Beirut, Lebanon (e-mail: email@example.com; firstname.lastname@example.org).
The authors report no conflicts of interest.