Authors: Heinz-J Schmitt; Robert Booy; Robert Aston; Pierre Van Damme; R Fabian Schumacher; Magda Campins; Carlos Rodrigo; Terho Heikkinen; Catherine Weil-Olivier; Adam Finn; Per Olcén; David Fedson; Heikki Peltola Journal: BMC Med Date: 2007-05-29 Impact factor: 8.775