Phase II of the International Study of Asthma and Allergies in Childhood (ISAAC II): rationale and methods

S.K. Weiland ¹ ,
B. Björkstén ² ,
B. Brunekreef ³ ,
W.O.C. Cookson ⁴ ,
E. von Mutius ⁵ ,
D.P. Strachan ⁶ and
the International Study of Asthma and Allergies in Childhood Phase II Study Group

¹Dept of Epidemiology, University of Ulm, Ulm, and ⁵Children's Hospital, University of Munich, Munich, Germany. ²Centre for Allergy Research and Institute of Environmental Medicine, Karolinska Institute Stockholm, Stockholm, Sweden. ³Institute for Risk Assessment Sciences, University of Utrecht, Utrecht, the Netherlands. ⁴Wellcome Trust Centre for Human Genetics, University of Oxford, Oxford, and ⁶St. Georges's Hospital Medical School, London, UK

S.K. Weiland, Dept of Epidemiology, University of Ulm, Helmholzstr. 22, 89081, Ulm, Germany. Fax: 49 7315031069. E-mail: stephan.weiland@medizin.uni-ulm.de

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