Departments of aMedical and Surgical Pediatrics, Unit of Infantile Neuropsychiatry
bNeuroscience, Psychiatric, and Anaesthesiological Sciences
cBiochemical, Physiological, and Nutritional Sciences, University Hospital of Messina, Messina, Italy
dINSERM U614-IFRMP, Faculty of Medicine-Rouen, Rouen, France
Correspondence to Dr Gabriella Di Rosa, MD, PhD, Department of Medical and Surgical Pediatrics, Unit of Infantile Neuropsychiatry, University Hospital of Messina, via Consolare Valeria 1, 98125, Messina, Italy
Tel: +39 090 221 2910; fax: +39 090 2930414; e-mail: [email protected]
Received 28 November 2006 Revised 16 May 2007 Accepted 17 May 2007