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European Journal of Epidemiology|October 30, 2001
Physical activity affects the prevalence of reported wheezeW Nystad, P Nafstad, J R Harris
Environmental Health Perspectives|July 11, 2001
Environmental tobacco smoke, parental atopy, and childhood asthmaJ J Jaakkola, P Nafstad, P Magnus
Acta Obstetricia Et Gynecologica Scandinavica|January 1, 1990
Reduced use of diagnostic obstetric ultrasound in Norway. Result of consensus panel recommending routine screening in pregnancy?B Backe, P Nafstad, A R Saetnan
Early Human Development|May 12, 1995
Opposing placental gradients for thiocyanate and cotinine at birthP Nafstad, P Magnus, B Stray-Pedersen
Tidsskrift for Den Norske Laegeforening : Tidsskrift for Praktisk Medicin, Ny Raekke|June 20, 1994
[Has sex education in schools resulted in later sexual debut? Experiences with a local preventive program]P Nafstad, K Henden, J Opsahl, et al.
Clinical and Experimental Allergy : Journal of the British Society for Allergy and Clinical Immunology|September 20, 2007
Residential outdoor air pollution and allergen sensitization in schoolchildren in Oslo, NorwayB Oftedal, B Brunekreef, W Nystad, et al.
Clinical and Experimental Allergy : Journal of the British Society for Allergy and Clinical Immunology|August 23, 2002
The use of a feather quilt, childhood asthma and allergic rhinitis: a prospective cohort studyP Nafstad, W Nystad, J J K Jaakkola
Archives of Otolaryngology--Head & Neck Surgery|October 14, 2000
Upper respiratory morbidity in preschool children: a cross-sectional studyK J Kvaerner, P Nafstad, J J Jaakkola
Acta Paediatrica (Oslo, Norway : 1992)|September 2, 2003
Baby swimming increases the risk of recurrent respiratory tract infections and otitis mediaW Nystad, F Njå, P Magnus, et al.
The International Journal of Tuberculosis and Lung Disease : the Official Journal of the International Union Against Tuberculosis and Lung Disease|December 16, 2006
Association between level of physical activity and lung function among Norwegian men and women: the HUNT studyW Nystad, S O Samuelsen, P Nafstad, et al.
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