S. Turner (Aberdeen, United Kingdom), C. Kuehni (Bern, Switzerland)
Birth weight and risk of asthma in 3-9 year old twins K. Kindlund, S. F. Thomsen, L. G. Stensballe, A. Skytthe, K. O. Kyvik, V. Backer, H. Bisgaard (Copenhagen, Odense, Denmark)
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Socioeconomic position, lung function and bronchial responsiveness in prepubertal children A. Maitra, K. Northstone, J. Henderson (Bristol, United Kingdom)
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The hygiene hypothesis in inflammatory bowel disease: a case-control study K. Radon, D. Windstetter, A. L. Poluda, B. Müller, E. von Mutius, S. Koletzko (Munich, Germany)
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Prevention of infections in child day-care centres and later development of asthma, allergic rhinitis and atopic dermatitis T. Dunder, T. Terhi, P. Tytti, U. Matti (Oulu, Finland)
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The bell tolls for the relationship between house dust mite exposure and asthma in childhood C. Almqvist, G. Marks, Q. Li, C. Daniel, E. Tovey (Sydney, NSW, Australia; Stockholm, Sweden)
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Effects of cats and dogs at any age on the incidence of asthma up to 8 years of age M. Kerkhof, A. Wijga, J. Smit, J. Gerritsen, M. van den Brink, J. de Jongste, D. Postma (Groningen, Bilthoven, Rotterdam, Netherlands)
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Ethnic differences in atopy and exhaled nitric oxide (FENO) in schoolchildren with wheeze M. P. Strippoli, M. Silverman, B. Spycher, T. McNally, C. Kuehni (Berne, Switzerland; Leicester, United Kingdom)
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Association of maternal adherence to the Mediterranean diet during pregnancy with wheeze and atopy in childhood L. Chatzi, M. Torrent, I. Romieu, R. Garcia-Esteban, C. Ferrer, J. Vioque, M. Kogevinas, J. Sunyer (Heraklion, Crete, Greece; Menorca, Barcelona, Valencia, Spain; Cuernavaca, Mexico)
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