References
- Speight ANP, Lee DA, Hey EN. Underdiagnosis and undertreatment of asthma in childhood. BMJ 1983;286:1253–1256
- Shee CD, Poole D, Cameron IR. Treatment of asthma in general practice. Postgrad Med J 1980;60:336–337
- Hay IFC, Higenbottam TW. Has the management of asthma improved? Lancet 1987;2:609–611
- Siersted HC, Boldsen J, Hansen HS, Mostgaard G, Hyldebrandt N. Population based study of risk factors for underdiagnosis of asthma in adolescence: odense schoolchild study. BMJ 1998;316:651–657
- Joyce DP, Chapman KR, Kesten SK. Prior diagnosis and treatment of patients with normal results of methacholine challenge and unexplained respiratory symptoms. Chest 1996;109:697–701
- Kesten S, Rebuck AS, Chapman KR. Trends in asthma and chronic obstructive pulmonary disease therapy in Canada, 1985 to 1990. J Allergy Clin Immunol 1993;92:499–506
- Luks VP, Vandemheen KL, Aaron SD. Confirmation of asthma in an era of overdiagnosis. Eur Respir J 2010;36:255–260
- Aaron SD, Vandemheen KL, Boulet LP, McIvor RA, Fitzgerald JM, Hernandez P, Lemiere C, et al. Overdiagnosis of asthma in obese and nonobese adults. CMAJ. 2008;179:1121–1131
- Global Initiative for Asthma (GINA). Global strategy for asthma management and prevention. Updated 2011. Available from: http://www.ginasthma.org/local/uploads/files/GINA_Report2011_May4.pdf [last accessed 15 Dec 2014]
- Crapo RO, Casaburi R, Coates AL, Enright PL, Hankinson JL, Irvin CG, MacIntyre NR, et al. Guidelines for methacholine and exercise challenge testing-1999. This official statement of the American Thoracic Society was adopted by the ATS Board of Directors, July 1999. Am J Respir Crit Care Med 2000;161:309–329
- WHO Collaborating Centre for Drug Statistics Methodology (WHOCC). Available from: http://www.whocc.no/ddd/definition_and_general_considera/ [last accessed 15 Dec 2014]
- Goldstein MF, Veza BA, Dunsky EH, Dvorin DJ, Belecanech GA, Haralabatos IC. Comparisons of peak diurnal expiratory flow variation, postbronchodilator FEV(1) responses, and methacholine inhalation challenges in the evaluation of suspected asthma. Chest 2001;119:1001–1010
- Yurdakul AS, Dursun B, Canbakan S, Cakaloğlu A, Capan N. The assessment of validity of different asthma diagnostic tools in adults. J Asthma 2005;42:843–846
- Tilles SA. Differential diagnosis of adult asthma. Med Clin North Am 2006;90:61–76
- Lucas AE, Smeenk FW, Smeele IJ, van Schayck CP. Overtreatment with inhaled corticosteroids and diagnostic problems in primary care patients, an exploratory study. Fam Pract 2008;25:86–91