Authors: Nitu Sengupta; Robert Booy; H J Schmitt; Heikki Peltola; Pierre Van-Damme; R Fabian Schumacher; Magda Campins; Carlos Rodrigo; Terho Heikkinen; Jane Seward; Aisha Jumaan; Adam Finn; Per Olcén; Nancy Thiry; Catherine Weil-Olivier; Judith Breuer Journal: Eur J Pediatr Date: 2007-03-03 Impact factor: 3.860