Original article
Changes over time in the relationship between symptoms of asthma, rhinoconjunctivitis and eczema: A global perspective from the International Study of Asthma and Allergies in Childhood (ISAAC)
M.I. Ashera,
, A.W. Stewartb, G. Wongc, D.P. Strachand, L. García-Marcose, H.R. Andersonf, the ISAAC Phase Three Study Group 1
Corresponding author
a Department of Paediatrics: Child and Youth Health, Faculty of Medical and Health Sciences, The University of Auckland, Auckland, New Zealand
b Epidemiology and Biostatistics, School of Population Health, Faculty of Medical and Health Sciences, The University of Auckland, Auckland, New Zealand
c Department of Paediatrics, Prince of Wales Hospital, Hong Kong Special Administrative Region, China
d Division of Community Health Sciences, St George's, University of London, London, United Kingdom
e Respiratory Medicine and Allergy Units, Virgen de la Arrixaca University Children's Hospital, University of Murcia, Murcia, Spain
f Division of Community Health Sciences, St George's, University of London and MRC Centre for Environment and Health, London, United Kingdom
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