SUN, MIN Ph.D.; RUGOLOTTO, SIMONE M.D.
Section of Pediatrics, Mother and Child Department, School of Medicine, University of Verona, Italy
Received February 2003; accepted January 2004.
Address for reprints: Simone Rugolotto, M.D., Clinica Pediatrica, Policlinico, Via delle Menegone 10, 37134 Verona, Italy.