scientific article published on 25 February 2011
author: Michael Allgäuer, Markus Gerhard, Inger Kull, Göran Pershagen, Roger Lauener, Erika von Mutius, Juha Kere, Hansjörg Baurecht, Stephan Weidinger, Thomas Illig, Erik Melén, Cilla Söderhäll, Annika Scheynius, Gert Doekes, Stefan Schreiber, Michael Kabesch, Andre Franke, Josef Riedler, Regina Fölster-Holst
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