The September epidemic of asthma exacerbations in children: A search for etiology Neil W. Johnston, MSc, Sebastian L. Johnston, MD, PhD, Joanne M. Duncan, BSc, Justina M. Greene, Tatiana Kebadze, MD, Paul K. Keith, MD, Madan Roy, MD, Susan Waserman, MD, Malcolm R. Sears, MB, ChB Journal of Allergy and Clinical Immunology Volume 115, Issue 1, Pages 132-138 (January 2005) DOI: 10.1016/j.jaci.2004.09.025 Copyright © 2005 American Academy of Allergy, Asthma and Immunology Terms and Conditions
Fig 1 Number of hospitalizations of children age 5 to 15 years by week of the year in Ontario from 1990 to 2000. Journal of Allergy and Clinical Immunology 2005 115, 132-138DOI: (10.1016/j.jaci.2004.09.025) Copyright © 2005 American Academy of Allergy, Asthma and Immunology Terms and Conditions
Fig 2 Emergency department visits in Ontario, April 2000 to March 2001 (study period, weeks 37-39, highlighted). Journal of Allergy and Clinical Immunology 2005 115, 132-138DOI: (10.1016/j.jaci.2004.09.025) Copyright © 2005 American Academy of Allergy, Asthma and Immunology Terms and Conditions
Fig 3 Number of prescriptions for children age 2 to 15 years for inhaled corticosteroids reimbursed by 1 major insurer in Ontario from January 1998 to October 2000. Journal of Allergy and Clinical Immunology 2005 115, 132-138DOI: (10.1016/j.jaci.2004.09.025) Copyright © 2005 American Academy of Allergy, Asthma and Immunology Terms and Conditions